Free Printable P REview mean median mode range quartile

1.

Priya recorded the number of books she read each month for five months: $2, 4, 6, 8, 10$ . What is the mean number of books Priya read per month?

a)

$5$

b)

$6$

c)

$7$

d)

$8$

2.

Jackson recorded the number of books he read each month for five months: $3, 7, 9, 12, 15$ . What is the median number of books Jackson read in a month?

a)

$7$

b)

$9$

c)

$12$

d)

$15$

3.

Anika recorded the number of books she read each month for five months: $1, 2, 2, 3, 4$ . What is the mode of the number of books Anika read per month?

a)

$1$

b)

$2$

c)

$3$

d)

$4$

4.

Abigail recorded the number of books she read each month for four months: $5, 8, 12, 20$ . What is the range of the number of books Abigail read in a month?

a)

$8$

b)

$12$

c)

$15$

d)

$20$

5.

David is conducting a survey to find out the favorite fruit of all students in his school. Which of the following best defines the population in David's survey?

a)

A group of randomly selected items

b)

The entire group being studied

c)

A small part of a group

d)

The most common value in a data set

6.

Nora wants to select a few students from her class to participate in a quiz. Which of the following best describes a random sampling method she could use?

a)

Choosing the first 10 students on the attendance list

b)

Selecting students based on her personal preference

c)

Selecting students so that every member has an equal chance of being chosen

d)

Choosing only the students with the highest grades

7.

Charlotte recorded the number of books she read each month for five months: $7, 3, 9, 5, 11$ . What is the minimum number of books she read in a month?

a)

$3$

b)

$5$

c)

$7$

d)

$11$

8.

Samuel recorded the number of books he read each month for five months: $7, 3, 9, 5, 11$ . What is the maximum number of books Samuel read in a month?

a)

$3$

b)

$7$

c)

$9$

d)

$11$

9.

Anika recorded the number of books she read each month for four months: $4, 6, 8, 10$ . What is the sample size?

a)

$2$

b)

$3$

c)

$4$

d)

$5$

10.

Priya is analyzing the test scores of her classmates. She wants to summarize the data using different statistical measures. Which of the following is NOT a measure of central tendency?

a)

Mean

b)

Median

c)

Mode

d)

Range

11.

Luna recorded the number of books she read in four months: $10, 15, 20, 25$ . What is the mean number of books Luna read per month?

a)

$15$

b)

$17.5$

c)

$20$

d)

$25$

12.

Abigail recorded the number of books she read each month for four months: $2, 4, 6, 8$ . What is the median number of books Abigail read in a month?

a)

$4$

b)

$5$

c)

$6$

d)

$8$

13.

Mia recorded the number of books she read each month for five months: $5, 7, 7, 8, 9$ . What is the mode of the number of books Mia read?

a)

$5$

b)

$7$

c)

$8$

d)

$9$

14.

Sophia recorded the number of books she read each month for five months: $3, 6, 9, 12, 15$ . What is the range of the number of books she read?

a)

$9$

b)

$10$

c)

$12$

d)

$15$

15.

Anika wants to study the eating habits of students in her school. She cannot survey every student, so she selects a group of 50 students to represent the whole school. Which of the following best describes the group of 50 students?

a)

The entire group being studied

b)

A subset of the population

c)

The most common value in a data set

d)

The difference between the highest and lowest values

16.

Scarlett recorded the number of books she read each month for five months: $2, 2, 3, 4, 5$ . What is the mode of the number of books she read per month?

a)

$2$

b)

$3$

c)

$4$

d)

$5$

17.

James recorded the number of books he read each month for six months: $1, 2, 3, 4, 5, 6$ . What is the mean number of books James read per month?

a)

$3$

b)

$3.5$

c)

$4$

d)

$4.5$

18.

Michael recorded the ages (in years) of six of his friends: $8, 10, 12, 14, 16, 18$ . What is the median age?

a)

$12$

b)

$13$

c)

$14$

d)

$15$

19.

Scarlett recorded the number of books she read each month for four months: $4, 8, 12, 16$ . What is the range of the number of books Scarlett read?

a)

$8$

b)

$10$

c)

$12$

d)

$16$

20.

Michael is conducting a survey and collects a group of responses. Which of the following best describes the sample size of his survey?

a)

The number of elements in the sample

b)

The largest value in the sample

c)

The smallest value in the sample

d)

The sum of all values in the sample

21.

Nora recorded the number of books she read each month for five months: $3, 5, 7, 9, 11$ . Which value is the minimum number of books she read in a month?

a)

$3$

b)

$5$

c)

$7$

d)

$11$

22.

Aria recorded the heights (in centimeters) of five plants in her garden: $3, 5, 7, 9, 11$ . Which value is the maximum height?

a)

$3$

b)

$7$

c)

$9$

d)

$11$

23.

Zoe wants to conduct a survey in her school to find out students' favorite subjects. Which of the following best describes the purpose of her using random sampling?

a)

To select only the highest values

b)

To ensure every member of the population has an equal chance of being chosen

c)

To select only the lowest values

d)

To choose based on convenience

24.

Anika recorded the number of books she read each month for five months: $2, 4, 4, 6, 8$ . What is the mode of the number of books she read?

a)

$2$

b)

$4$

c)

$6$

d)

$8$

25.

Maya recorded the number of books she read each month for five months: $1, 3, 5, 7, 9$ . What is the range of books Maya read in a month?

a)

$4$

b)

$6$

c)

$8$

d)

$9$

26.

Harper is conducting a survey at her school. Which of the following is NOT a characteristic of the population she is studying?

a)

It includes all members of a group

b)

It is a subset of a group

c)

It is used to make generalizations

d)

It can be very large

27.

Ava recorded the number of books she read over three months: $3, 6, 9$ . What is the mean number of books Ava read per month?

a)

$5$

b)

$6$

c)

$7$

d)

$9$

28.

Kai recorded the number of minutes he spent exercising each day for six days: $5, 10, 15, 20, 25, 30$ . What is the median of his exercise times?

a)

$15$

b)

$17.5$

c)

$20$

d)

$22.5$

29.

Jackson recorded the highest and lowest temperatures in his city over a week. Which of the following best describes the range of the temperatures he recorded?

a)

The most common value

b)

The difference between the highest and lowest values

c)

The middle value

d)

The sum of all values

30.

Ava wants to select a student to help her with a project. Which of the following methods would be an example of random sampling?

a)

Choosing every third person on a list

b)

Picking names out of a hat

c)

Selecting only your friends

d)

Choosing the first five people you see

31.

First Quartile is

a)

also called the upper quartile.

b)

a value that is much higher or much lower than the other values in a set of data.

c)

also called the lower quartile.

d)

the value appearing at the center of a set of data that has been sorted in numerical order.

32.

Third Quartile is

a)

a measure used to describe the distribution of data.

b)

also called the upper quartile.

c)

also called the lower quartile.

d)

the sum of the numbers in a set of data divided by the number of pieces of data.

33.

The median of the lower half of a data set; also called the lower quartile.

a)

second quartile

b)

third quartile

c)

first quartile

d)

interquartile range

34.

To find the average of a set of numbers, add up all the items and divide by...

a)

2

b)

The minimum

c)

The maximum

d)

The number of items

35.

Given

$x=\left(3,\ 3,\ 5,\ 5,\ 5,\ 9,\ 9\right)$

What is the first quartile?

$Q1=$

36.

Given

$x=\left(3,\ 3,\ 5,\ 5,\ 5,\ 9,\ 9\right)$

What is the second quartile?

$Q2=$

37.

Given

$x=\left(3,\ 3,\ 5,\ 5,\ 5,\ 9,\ 9\right)$

What is the third quartile?

$Q3=$

38.

Given

$x=\left(1,\ 2,\ 2,\ 3,\ 3,\ 4\right)$

What is the first quartile?

$Q1=$

39.

Given

$x=\left(1,\ 2,\ 2,\ 3,\ 3,\ 4\right)$

What is the second quartile?

$Q2=$

40.

Given

$x=\left(1,\ 2,\ 2,\ 3,\ 3,\ 4\right)$

What is the third quartile?

$Q3=$

41.

Given

$x=\left(2,\ 4,\ 5,\ 6,\ 7,\ 9\right)$

What is the first quartile?

$Q1=$

42.

Given

$x=\left(2,\ 4,\ 5,\ 6,\ 7,\ 9\right)$

What is the second quartile?

$Q2=$

43.

Given

$x=\left(2,\ 4,\ 5,\ 6,\ 7,\ 9\right)$

What is the third quartile?

$Q3=$

44.

Given

$x=\left(2,\ 2,\ 4,\ 4,\ 4,\ 8,\ 8\right)$

What is the first quartile?

$Q1=$

45.

Given

$x=\left(2,\ 2,\ 4,\ 4,\ 4,\ 8,\ 8\right)$

What is the second quartile?

$Q2=$

46.

Given

$x=\left(2,\ 2,\ 4,\ 4,\ 4,\ 8,\ 8\right)$

What is the third quartile?

$Q3=$

47.

Given

$x=\left(3,\ 3,\ 5,\ 5,\ 5,\ 9,\ 9\right)$

What is the first quartile?

$Q1=$

48.

Given

$x=\left(3,\ 3,\ 5,\ 5,\ 5,\ 9,\ 9\right)$

What is the second quartile?

$Q2=$

49.

Given

$x=\left(3,\ 3,\ 5,\ 5,\ 5,\ 9,\ 9\right)$

What is the third quartile?

$Q3=$

50.

In rolling a fair six-sided die once, what is the sample size?

a)

1

b)

6

c)

12

d)

36

51.

When flipping two coins, what is the sample space?

a)

{H, T}

b)

{HH, HT, TH, TT}

c)

{H, H, T, T}

d)

{2H, 2T}

52.

In selecting one marble from a bag containing 3 red, 2 blue, and 4 green marbles, what is the sample space?

a)

{red, blue, green}

b)

{3, 2, 4}

c)

{9}

d)

{R1, R2, R3, B1, B2, G1, G2, G3, G4}

53.

For selecting a random digit, what is the sample space?

a)

{1, 2, 3, 4, 5}

b)

{0, 1, 2, 3, 4, 5, 6, 7, 8, 9}

c)

{even, odd}

d)

{positive, negative}

54.

Which of the following is NOT a population?

a)

All the books in a library

b)

All the cars in a city

c)

100 randomly selected books from a library

d)

All the students in a school

55.

If a population has 500 members and a sample has 50 members, what is the value of $N$ and $n$ ?

a)

$N = 50$ , $n = 500$

b)

$N = 500$ , $n = 50$

c)

$N = 550$ , $n = 0$

d)

$N = 0$ , $n = 550$

56.

Which of the following best describes the relationship between a sample and a population?

a)

A sample is unrelated to a population

b)

A sample is used to make inferences about a population

c)

A population is used to make inferences about a sample

d)

A sample and a population are always equal in size

57.

Which type of variable is used to label categories with no specific order, like colors (red, blue, green)?

a)

Ordinal

b)

Nominal

c)

Interval

d)

Ratio

58.

Which variable type describes temperature measured in degrees Celsius?

a)

Nominal

b)

Ordinal

c)

Interval

d)

Ratio

59.

Which of the following is an example of a nominal variable?

a)

Height in centimeters

b)

Favorite fruit (apple, banana, orange)

c)

Temperature in Fahrenheit

d)

Position in a line

60.

Which variable type allows you to say that one value is twice as much as another, like weight in kilograms?

a)

Nominal

b)

Ordinal

c)

Interval

d)

Ratio

61.

Which of the following is an example of an ordinal variable?

a)

Types of pets (dog, cat, bird)

b)

Shirt sizes (small, medium, large)

c)

Number of pencils

d)

Temperature in Kelvin

62.

Which variable type does NOT have a true zero point?

a)

Ratio

b)

Nominal

c)

Interval

d)

Ordinal

63.

Classify the variable: "Blood type (A, B, AB, O)"

a)

Quantitative

b)

Qualitative

64.

The variable "shoe size" is:

a)

Qualitative

b)

Quantitative

65.

Which of the following is a qualitative variable?

a)

Weight of a package in grams

b)

Type of pet (dog, cat, bird)

c)

Distance between two cities in kilometers

d)

Number of students in a school

66.

Which type of variable is best represented by the categories 'low', 'medium', and 'high'?

a)

Ordinal

b)

Ratio

c)

Nominal

d)

Interval

67.

What is the sample space for the spinner shown?

a)

{yellow}

b)

{yellow and blue}

c)

{red and green}

d)

{yellow, blue, green, red}

68.

What is the sample space when you roll a die and then flip a coin?

a)

1H, 2H, 3H, 4H, 5H, 6H, 1T, 2T, 3T, 4T, 5T, 6T

b)

2

c)

1,2,3,4,5,6,H,T

69.

Which variable is qualitative?

a)

Number of books on a shelf

b)

Temperature in degrees Celsius

c)

Favorite ice cream flavor

d)

Distance traveled in kilometers

70.

Classify the following variable: "Number of siblings a person has."

a)

Qualitative

b)

Quantitative

71.

Data at the ratio level cannot be put in order.

a)

true

b)

false

72.

The number of accidents in a city during 2010 is

a)

Discrete variable

b)

Continuous variable

c)

Qualitative variable

d)

Constant

73.

Identify the type of data:

colors of automobiles in a shopping center parking lot

a)

Qualitative

b)

Quantitative - Discrete

c)

Quantitative - Continuous

d)

None of the above

74.

Find the mean

4, 5, 5, 4, 3, 2, 5

a)

1

b)

2

c)

3

d)

4

75.

Find the median

4, 2, 6, 4, 1, 6, 7

a)

1

b)

2

c)

4

d)

6

76.

Find the Quartile 1 of these numbers:

2, 3, 4, 5, 5, 5, 7,

a)

4

b)

6

c)

3

d)

5

77.

Find the Quartile 3 of these numbers:

2, 3, 4, 5, 5, 5, 7,

a)

4

b)

6

c)

3

d)

5

78.

Find the lower quartile (Q1) of the following set of scores 6, 7, 8, 9, 11, 13, 15

a)

13

b)

7

c)

9

d)

6

79.

Given the data: 136, 150, 119, 150, 125, 140.
Find the upper quartile (Q3). (Hint... put the numbers in order and find the median to help you find Q3)

a)

125

b)

150

c)

139.5

d)

143

80.

What is the name for the largest number in a data set?

a)

Median

b)

Minimum

c)

Lower quartile (Q1)

d)

Maximum

81.

Find the maximum of the following data set: 16, 25, 4, 26, 11, 19

(a)

82.

Fill in the blank:

____________ is the median of the lower half of the data set.

a)

Maximum

b)

First Quartile (Q1)

c)

Median

d)

Third Quartile (Q3)

83.

While doing a project for P. E. class, Ling researched the number of athletes competing in an international sporting event.

How many countries have exactly 32 athletes?

a)

4

b)

3

c)

6

d)

1

84.

A Technical Assistance Manager monitored his customers' wait times.

What is the shortest wait time?

a)

30 minutes

b)

48 minutes

c)

31 minutes

d)

71 minutes

85.

Brenda counted the number of silver beads on each bracelet at Oak Grove Jewelry, the store where she works.

What is the largest number of silver beads?

a)

80 silver beads

b)

88 silver beads

c)

86 silver beads

d)

83 silver beads

86.

A florist records the amount of money he spent on gasoline each week to deliver orders. The list shows the data for 16 weeks.
32, 38, 40, 44, 44, 46, 49, 53, 55, 58, 62, 65, 68, 70, 72, 81
He put the data in a stem-and-leaf plot. What number did he leave out of the stem-and-leaf plot?

a)

32

b)

44

c)

65

d)

81

87.

What is the median of the Stem-and-Leaf Plot?

a)

43.5

b)

42

c)

45

d)

44.5

88.

Find the mean?

a)

3.3

b)

99

c)

97.4

d)

98

89.

This is the test scores for two different classes. WHICH class has more students?

a)

2009 class

b)

2010 class

c)

neither

d)

Same

90.

If 44 values were used for the data, about how many data values are greater than the 1st quartile?

a)

11

b)

22

c)

33

d)

128

91.

About 50 % of the data values are greater than what value?

a)

12

b)

15

c)

22

d)

31

92.

Which value is in the top 25% of the data?

a)

16

b)

22

c)

29

d)

36

93.

What data value is the upper quartile (Q3)?

a)

64

b)

62

c)

66

d)

58

94.

2. Which of the following best describes the process of finding the interquartile range for a set of data?

a)

Add the biggest and smallest numbers.

b)

Place the numbers in order from least to greatest and find the middle.

c)

Find the difference between the maximum and the minimum.

d)

Subtract Q1 from Q3.

95.

What does a quartile mean?

a)

One fourth of the data.

b)

One half of the data.

c)

Some data only.

d)

All of the data.

96.

What is the term for the median of the lower half of the data?

Hint: Look at your notes!

a)

Lower Quartile (Q1)

b)

Upper Quartile (Q3)

c)

Median

d)

Maximum

97.

What is the term for the median of the upper half of the data?

a)

Upper Quartile (Q3)

b)

Lower Quartile (Q1)

c)

Median

d)

Minimum

98.

What two values do the "whiskers" stand for on a box and whisker plot?

a)

Minimum and Maximum

b)

Lower and Upper Quartile

99.

At Donald's Donuts the number of donut holes in a bag can vary. Help Donald find the mode.
12,10,10,10,13,12,11,13,10

a)

13

b)

12

c)

11

d)

10

100.

Find the mean of these numbers:
2, 57, 38, 42, 6

a)

29

b)

38

c)

50

d)

145

101.

Identify the outlier for the given data?
23, 34, 27, 7, 30, 26, 28, 31, 34

a)

7

b)

23

c)

31

d)

34

102.

To find the _________ you add up all the numbers and then divide by how many numbers you have.

a)

Mean

b)

Median

c)

Mode

d)

Range

103.

A data set can have more than one mode

a)

True

b)

False

104.

A data set can have more than one median?

a)

True

b)

False

105.

How many students at least 60 inches tall?

a)

21

b)

11

c)

17

d)

6

106.

How many cities have temperatures between 70 degrees and 99 degrees?

a)

44

b)

34

c)

26

d)

62

107.

Which of the statements below is true?

a)

Exactly half of the homes were sold between Jan - Jun

b)

There were more two story than one story homes sold

c)

14.5 homes were sold in Apr - Jun

d)

More homes were sold in the first half of the year than the second.

108.

What is an interval?

a)

A single number

b)

A range of numbers

c)

A percentage

d)

A total amount

109.

What is incorrect about the following histogram?

a)

The intervals are too small

b)

The intervals overlap

c)

The graph does not start at 0

d)

The axes are not labeled.

110.

Elliot says almost everyone arrived at the party after 10:00 P.M., but Nancy thinks most people came earlier. When did a majority of the people arrive?

a)

7:00-7:59 P.M.

b)

8:00–8:59 P.M.

c)

9:00–9:59 P.M.

d)

10:00–10:59 P.M.

111.

Mr. Semo is making a histogram to show the scores on the last science test. He first lists the scores in a stem-and-leaf plot. How many units tall should the bar be for the interval 70-79?

a)

2

b)

5

c)

9

d)

11

112.

The following data shows prices of meal options at Bob’s Burgers.

Prices of Meal Options at Bob’s Burgers

$6 $7 $7 $8 $9 $14 $14 $14 $15 $15 $15 $15 $16 $16 $17

Which histogram correctly displays the information above?

a)

b)

c)

d)

113.

Determine the shape that best matches the histogram:

a)

Skewed Left

b)

Approximately Normal

c)

Skewed Right

d)

None of the above

114.

Determine the shape that best matches the histogram:

a)

Skewed Left

b)

Approximately Normal

c)

Skewed Right

d)

None of the above

115.

Determine the shape that best matches the histogram:

a)

Skewed Left

b)

Approximately Normal

c)

Skewed Right

d)

None of the above

116.

A histogram is like a bar graph, except that... (check all that apply.)

a)

The bars touch

b)

It is for quantitative data

c)

The bars are arranged in ascending order

d)

It is for qualitative data

117.

The horizontal axis of a histogram is labeled as

a)

quantitative variable

b)

Frequency

c)

Midpoint

d)

Cumulative Frequency

118.

The vertical axis of a histogram is labeled as

a)

Class

b)

Frequency

c)

Midpoint

d)

Cumulative Frequency

119.

What is wrong with this histogram? Check all that apply.

a)

The vertical axis label is not descriptive

b)

The bars are different widths

c)

The horizontal axis describes quantitative data

d)

There is no broken-axis symbol

120.

a)

20

b)

55

c)

35

d)

45

121.

a)

A

b)

B

c)

C

d)

D

122.

Nineteen employees took a CPR test. The test scores are displayed in a histogram.

Which of the following data sets could represent the scores shown in the histogram?

a)

b)

c)

P REview mean median mode range quartile

Total questions: 122

Worksheet time: 3hrs 27mins

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