Quiz about Statistics Test Review

Question 1

Lizzy had test scores of: 72, 94, 108, 60
What is the RANGE of her test scores?

Accepted Answer

48

Answer

12

Answer

72

Answer

98

Question 2

What is the mode in this set of numbers:
7, 14, 20, 3, 7, 14, 2, 14, 7

Accepted Answer

7 & 14

Answer

7

Answer

20

Answer

none of the above

Question 3

Find the median from the list of numbers:

60, 58, 52, 48, 60, 67

Accepted Answer

59

Answer

58

Answer

60

Answer

118

Question 4

Find the mean of these numbers:
5,11,2,12,4,2

Accepted Answer

6

Answer

4.1

Answer

4.5

Answer

4

Question 5

Find the range of these numbers:
15,2,3,7,8,4,3,2,16,2,4

Accepted Answer

14

Answer

2

Answer

13

Answer

7

Question 6

Find the mean of these numbers:
4,2,5,6,3

Accepted Answer

4

Answer

2

Answer

5

Answer

6

Question 7

Find the median of these numbers:
4,2,7,4,3

Accepted Answer

4

Answer

2

Answer

5

Answer

7

Question 8

How would you describe the mean?

Accepted Answer

average

Answer

difference

Answer

middle

Answer

most repeated number

Question 9

What is the mode?

Accepted Answer

# happening the most

Answer

the average

Answer

biggest - smallest

Answer

the middle #

Question 10

Find the mean?

Accepted Answer

97.4

Answer

3.3

Answer

99

Answer

98

Question 11

Find the Median?

Accepted Answer

97.2

Answer

95

Answer

96.8

Answer

98

Question 12

What percent reported pepperoni as their favorite?

Accepted Answer

43.75%

Answer

45%

Answer

50%

Answer

35%

Question 13

How many scores are listed in this Stem and Leaf Plot?

Accepted Answer

18

Answer

3

Answer

6

Answer

9

Question 14

How many baseballs were thrown 50 or more feet?

Accepted Answer

13

Answer

5

Answer

4

Answer

8

Question 15

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?

Accepted Answer

44

Answer

32

Answer

65

Answer

81

Question 16

How many bags of candy had between 30 and 40 orange candies?

Accepted Answer

6

Answer

10

Answer

7

Answer

8

Question 17

In how many games did the team score more than 20 points?

Accepted Answer

7

Answer

8

Answer

10

Answer

9

Question 18

What type of graph is this?

Accepted Answer

Histogram

Answer

Bar Graph

Answer

Line Plot

Question 19

Which interval has 400 employees?

Accepted Answer

33-43

Answer

0-10

Answer

77-87

Answer

66-76

Question 20

More people had between __ and __ cups of coffee than any other range.

Accepted Answer

8-11

Answer

0-3

Answer

12-15

Answer

16-19

Question 21

Which interval has the greatest number of employees?

Accepted Answer

44-54

Answer

11-21

Answer

33-43

Answer

77-87

Question 22

How many students scored between a 86 and a 90?

Accepted Answer

1

Answer

3

Answer

6

Answer

10

Question 23

How many students are between 48 and 51 inches tall?

Accepted Answer

2

Answer

14

Answer

Answer

Question 24

Is a histogram the same as a bar graph?

Accepted Answer

No, because a histogram displays numerical data while a bar graph displays categorical data.

Answer

Yes, because they both use intervals.

Answer

Yes, because they both use bars to display data.

Answer

No, because a histogram displays categorical data while a bar graph displays numerical data.

Question 25

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

Accepted Answer

44

Answer

34

Answer

26

Answer

62

Question 26

There are 200 vegetable plants in a garden.  How many of the vegetable plants are green beans?

Accepted Answer

24

Answer

16

Answer

28

Answer

32

Question 27

600 people were surveyed. How many people rode the stationary bikes that day?

Accepted Answer

150 people

Answer

120 people

Answer

90 people

Answer

None of these

Question 28

Which three of these movies add up to 50%?

Accepted Answer

Dumbo

Accepted Answer

Pinocchio

Accepted Answer

Cars

Answer

Toy Story

Question 29

What is the central angle measure for the protein sector?

Accepted Answer

82.8o

Answer

108o

Answer

64.8o

Answer

23o

Question 30

Which is NOT in the middle 50% of data values?

Accepted Answer

11

Answer

17

Answer

15

Answer

21

Question 31

What is the interquartile range of plot A?

Accepted Answer

8

Answer

6

Answer

15

Answer

28

Question 32

What is the minimum value?

Accepted Answer

58

Answer

64

Answer

66

Answer

60

Question 33

What data value is the upper quartile (Q3)?

Accepted Answer

64

Answer

62

Answer

66

Answer

58

Question 34

Which box and whisker plot has the smallest lower quartile (Q1)?

Accepted Answer

Bottom plot

Answer

Top plot

Question 35

Find the Median

Accepted Answer

85

Answer

98

Answer

93

Answer

78

Question 36

Which city has a higher median?

Accepted Answer

Arcadia

Answer

Millersburg

Question 37

Which box and whisker plot shows more "spread out" data?

Accepted Answer

Bottom plot

Answer

Top plot

Question 38

The mean life of a tire is 30,000 km. The standard deviation is 2000 km.

Then, 68% of all tires will have a life between ___________ km and __________ km.

Accepted Answer

28,000 km and 32,000 km.

Answer

24,000 km and 34,000 km.

Answer

26,000 km and 34,000 km.

Answer

27,000 km and 31,000 km.

Question 39

The average waist size for teenage males is 29 inches with a standard deviation of 2 inches.
If waist sizes are normally distributed, determine the z-score of a teenage male with a 33 inch waist.

Accepted Answer

2

Answer

1

Answer

-2

Answer

-1

Question 40

What shape is a normal distribution curve?

Accepted Answer

Bell curve

Answer

Half curve

Answer

Round curve

Answer

Square curve

Question 41

The z-score represents.....

Accepted Answer

the amount of standard deviations a data value is above or below the mean.

Answer

the percentile the data value is above or below the mean.

Answer

the amount of standard deviations a data value is above or below the median.

Answer

the percent the data value is above or below the mean.

Question 42

Between what two standard deviations of a normal distribution contain 68% of the data?

Accepted Answer

one below and one above

Answer

two below and two above

Answer

two below and zero

Answer

zero and two above

Question 43

The shelf life of a particular dairy product is normally distributed with a mean of 12 days and a standard deviation of 3 days.

About what percent of the products last between 12 and 15 days?

Accepted Answer

34%

Answer

68%

Answer

16%

Answer

2.5%

Question 44

A test has a mean of 40 and a standard deviation of 10. What is the percent of people that scored between 30 and 40?

Accepted Answer

34%

Answer

68%

Answer

13.6%

Answer

100%

Question 45

Given a mean of 75 and a standard deviation of 7, what percentage of scores are above 82?

Accepted Answer

16%

Answer

34%

Answer

81.5%

Answer

2.5%

Question 46

Given a mean of 75 and a standard deviation of 7, what percentage of scores are between 54 and 96?

Accepted Answer

99.7%

Answer

34%

Answer

95%

Answer

2.5%

Question 47

Given a mean of 75 and a standard deviation of 7, what percentage of scores are greater than 68?

Accepted Answer

84%

Answer

34%

Answer

95%

Answer

68%

Question 48

Given a mean of 75 and a standard deviation of 7, how many students out of 500 would score between 61 and 89?

Accepted Answer

475

Answer

400

Answer

340

Answer

80

Question 49

Given a mean of 75 and a standard deviation of 7, how many students out of 500 would score higher than 82?

Accepted Answer

80

Answer

475

Answer

170

Answer

237

Question 50

Given a mean of 75 and a standard deviation of 7, how many students out of 500 would score between 75 and 82?

Accepted Answer

170

Answer

475

Answer

340

Answer

237

Statistics Test Review

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics