Quiz about 8th grade stats practice

Question 1

The mean is ____.

Accepted Answer

the average of the data

Answer

the middle number of the data

Answer

the difference between the largest and smallest pieces of data

Answer

the piece of data that occurs more frequently

Question 2

The range is ____.

Accepted Answer

the difference between the largest and smallest pieces of data

Answer

the average of the data

Answer

the middle number of the data

Answer

the piece of data that occurs more frequently

Question 3

Determine the mean of the data set: 124, 102, 94, 96

Accepted Answer

104

Answer

99

Answer

none

Answer

28

Question 4

Determine the range of the data set: 124, 102, 94, 96

Accepted Answer

28

Answer

99

Answer

104

Answer

none

Question 5

The mode is ____.

Accepted Answer

the piece of data that occurs more frequently

Answer

the average of the data

Answer

the middle number of the data

Answer

the difference between the largest and smallest pieces of data

Question 6

Determine the median of the data set: 5, 6, 6, 4, 7, 2, 3

Accepted Answer

5

Answer

4

Answer

3

Answer

6

Question 7

Find the mode: 12, 13, 12, 14, 15, 16, 12, 13, 15

Accepted Answer

12

Answer

12, 13, and 15

Answer

13 and 15

Answer

16

Question 8

Determine the median: 25, 26, 30, 41, 41, 45

Accepted Answer

35.5

Answer

38

Answer

41

Answer

34

Question 9

The median is ____.

Accepted Answer

the middle number of the data

Answer

the average of the data

Answer

the difference between the largest and smallest pieces of data

Answer

the piece of data that occurs more frequently

Question 10

Find the mean: 53, 82, 71, 104, 65

Accepted Answer

75

Answer

65

Answer

71

Answer

39

Question 11

Find the mode: 10, 7, 0, 11, 6, 16, 20

Accepted Answer

none

Answer

10

Answer

20

Answer

11

Question 12

Find the median: 53, 82, 71, 104, 65

Accepted Answer

65

Answer

71

Answer

75

Answer

39

Question 13

Find the range: 10, 7, 0, 11, 6, 16, 20

Accepted Answer

20

Answer

21

Answer

14

Answer

11

Question 14

What is the MODE of the given data?

Accepted Answer

47

Answer

83

Answer

83 and 47

Answer

No mode

Question 15

Anna has test scores of 72, 94, 100, 62.
What is the range of her test scores?

Accepted Answer

38

Answer

32

Answer

72

Answer

100

Question 16

Find the median, mode and range:
3, 5, 7, 9, 11, 8, 3

Accepted Answer

median:7  mode:3  range:8

Answer

median:6  mode:3  range:7

Answer

median:7  mode:3 range:7

Question 17

If there is an even number of data in the data set how do you find the median?

Accepted Answer

order the data add the 2 middle values and divide by 2

Answer

order the data and find the middle value

Answer

You can have more than one median

Question 18

A data set can have more than one mode

Accepted Answer

True

Answer

False

Question 19

Dr. Dre is a dentist. He needs to report on the average number of cavities that his patients have.
1,0,1,5,6,3,4

Accepted Answer

2.85

Answer

3.33

Answer

3

Answer

3.5

Question 20

3, 3, 4, 6, 9 - What is the mode?

Accepted Answer

3

Answer

4

Answer

6

Answer

9

Question 21

Find the range.
12, 5, 9, 18, 22, 25, 5

Accepted Answer

20

Answer

15

Answer

22

Answer

18

Question 22

Find the mean.
90, 100, 95, 85, 60, 80

Accepted Answer

85

Answer

84

Answer

86

Answer

90

Question 23

What is the mode?

Accepted Answer

# happening the most

Answer

the average

Answer

biggest - smallest

Answer

the middle #

Question 24

What is the range?

Accepted Answer

biggest-smallest

Answer

average

Answer

the middle #

Answer

# happening the most

Question 25

The number that appears the ___________?

Accepted Answer

most

Answer

least

Question 26

The sum of the numbers _______________ by the amount of numbers.

Accepted Answer

divided

Answer

multiplied

Answer

subtracted

Question 27

The ________________ between the greatest and least number.

Accepted Answer

difference

Answer

addition

Answer

meter

Answer

multiplication

Question 28

The median is the number in the ______________.

Accepted Answer

middle

Answer

back

Answer

front

Answer

front and the back

Question 29

On Thursday, how much longer did it take to finish Ms. Jones homework that Mrs. Williams?

Accepted Answer

10 Minutes

Answer

2 Minutes

Answer

30 Minutes

Answer

4 Minutes

Question 30

The 7th grade class participated in the following fitness challenges. If there are 250 students total, how many participated in weight lifting?

Accepted Answer

20

Answer

8

Answer

80

Question 31

Which of the following statements best describes the data?

Accepted Answer

Carlos accounts for more than 25% of the total strikeouts.

Answer

Yu and Jose have the same amount of strikeouts as Carlos.

Answer

Mark has twice as many strikeouts as Jose.

Answer

One half of the total strikeouts are made by Justin and Yu

Question 32

If 180 girls participated in athletics this year, how many participated in soccer?

Accepted Answer

27

Answer

15

Answer

85

Question 33

After the refrigerator, which appliance is used the most on weekdays?

Accepted Answer

Lights

Answer

Television

Answer

Heater

Answer

Computer

Question 34

Based on the circle graph, if 45 girls played basketball, how many girls are there total in athletics?

Accepted Answer

150

Answer

100

Answer

70

Question 35

Students in a math class were asked which hand they preferred to use for writing. The bar graph

shows the results.

Of students that had a preference, what percent chose

the left hand?

Accepted Answer

25%

Answer

75%

Answer

24%

Answer

6%

Question 36

Based on a recent survey of 500 students, the circle graph below shows how students communicate

with friends.

How many more students chose social media apps than phone calls to communicate with friends?

Accepted Answer

180 students

Answer

36 students

Answer

12 students

Answer

300 students

Question 37

Katie is reading a 200-page book that is divided into 5 chapters. The bar graph shows the number of pages in each chapter.

What percent of the pages is in even-numbered chapters?

Accepted Answer

50%

Answer

15%

Answer

35%

Answer

70%

Question 38

The cafeteria manager took a poll of 150 students to find the most popular lunch. The circle graph below displays the data.

How many more students chose spaghetti and pizza than corn dogs, tacos, and cheeseburgers as their favorite lunch?

Accepted Answer

24 students

Answer

87 students

Answer

58 students

Answer

16 students

Question 39

Band members are selling magazines to raise $150 for a field trip. The bar graph below shows the amount six band members have collected so far. Paul, Jim, and Dan are boys and Jane, Mia, and Bryn are girls.

By what percent of the total money raised so far do the girls exceed the boys?

Accepted Answer

about 7%

Answer

about 10%

Answer

about 20%

Answer

about 15%

Question 40

Ms. Rubin took a poll of 80 students to find out how they got to school. The results are shown in the

circle graph below.

How many more students get to school on a bus than in a car?

Accepted Answer

8 students

Answer

24 students

Answer

10 students

Answer

32 students

Question 41

Cypress Middle School held a fundraiser for a school dance. Three teams (baseball, soccer, and

volleyball) and three clubs (ecology, science, and math) collected money. The results of the fundraiser

are shown in the bar graph below.

About what percent of the money raised was collected by clubs?

Accepted Answer

53%

Answer

6%

Answer

47%

Answer

75%

Question 42

Earth Fitness tracked the usage of cardio equipment to determine how many members used certain

pieces of equipment last weekend. The circle graph below shows the results.

How many of the 400 members that used cardio equipment did not use a stepper or a treadmill?

Accepted Answer

152 students

Answer

38 students

Answer

62 students

Answer

248 students

Question 43

Paul randomly surveyed people in the mall and asked them what genre of movie they prefer. The

results are shown in the survey below.

By what percent did action movies exceed drama movies as the genre of choice?

Accepted Answer

1.5%

Answer

3%

Answer

21%

Answer

19.5%

Question 44

How many students voted for their favorite sport?

Accepted Answer

40

Answer

38

Answer

17

Answer

50

Question 45

How many students like hockey and football?

Accepted Answer

21

Answer

3

Answer

12

Answer

9

Question 46

How many more students like soccer than basketball?

Accepted Answer

10

Answer

24

Answer

15

Answer

17

Question 47

How many students like vanilla and chocolate?

Accepted Answer

32

Answer

8

Answer

30

Answer

28

Question 48

The vertical axis of a line graph is called the __________.

Accepted Answer

y-axis

Answer

slope

Answer

line of best fit

Answer

x-axis

Question 49

A _________ is a pair of numbers used to determine the position of a point on a graph.

Accepted Answer

coordinate

Answer

line of best fit

Answer

straight

Answer

x-axis

Question 50

The vertical axis of a line graph is called the __________.

Accepted Answer

y-axis

Answer

slope

Answer

line of best fit

Answer

x-axis

Question 51

The horizontal axis of a line graph is called the __________.

Accepted Answer

x-axis

Answer

slope

Answer

line of best fit

Answer

y-axis

Question 52

Which type of graph best represents data that shows a change over a period of time?

Accepted Answer

line

Answer

bar

Answer

table

Answer

circle

Question 53

You have been asked to make a graph which represents everyone's favorite video game system in your class. Which type of graph would work best?

Accepted Answer

circle

Answer

line

Answer

bar

Answer

table

Question 54

What type of graph would you make to show how many of your classmates were born in each month of the year?

Accepted Answer

bar

Answer

line

Answer

circle

Answer

scatter plot

Question 55

How many more people have purple for a favorite color than red?

Accepted Answer

5

Answer

3

Answer

7

Answer

9

Question 56

How many students have blue for a favorite color?

Accepted Answer

14

Answer

11

Answer

12

Answer

17

Question 57

How many people have four books in their desks?

Accepted Answer

5

Answer

2

Answer

3

Answer

4

Question 58

How many people like cheese pizza the best?

Accepted Answer

25

Answer

5

Answer

10

Answer

50

Question 59

What is the independent variable on the graph (x-axis)?

Accepted Answer

Types of Bicycles

Answer

Metro Bicycle Shop Weekly Sales

Answer

Bicycles Sold

Question 60

What is the title of the graph?

Accepted Answer

Metro Bicycle Shop Weekly Sales

Answer

Bicycles Sold

Answer

Types of Bicycles

Question 61

What is the dependent variable on the graph (y-axis)?

Accepted Answer

Bicycles Sold

Answer

Metro Bicycle Shop Weekly Sales

Answer

Types of Bicycles

Question 62

How much does it cost to have your lawn mowed for 2 hours?

Accepted Answer

$18

Answer

$16

Answer

$17

Answer

$19

Question 63

What is the number of teens that have a cell phone at age 16?

Accepted Answer

430

Answer

341

Answer

590

Answer

642

Question 64

At which age do the least amount of teens have a cell phone?

Accepted Answer

13

Answer

18

Answer

14

Answer

15

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics