Quiz about Interpreting histograms

Question 1

How many students have more than 1,000 songs on their MP3 player?

Accepted Answer

16

Answer

5

Answer

10

Answer

4

Question 2

About how many students from BOTH grades earned $600 or more?

Accepted Answer

24

Answer

9

Answer

16

Answer

17

Question 3

What is the total number of parks?

Accepted Answer

48

Answer

46

Answer

16

Answer

52

Question 4

How many cities have a monthly temperature of less than 80 degrees?

Accepted Answer

22

Answer

38

Answer

26

Answer

28

Question 5

21. How many students are represented by the histogram?

Accepted Answer

31

Answer

Cannot be determined

Answer

9

Answer

35

Question 6

How many parks have more than 40 trees?

Accepted Answer

17

Answer

26

Answer

31

Answer

22

Question 7

How many people watched more than 25 hours of TV last week?

Accepted Answer

10

Answer

0

Answer

38

Answer

42

Question 8

What was the exact price most people payed for a gallon of gas?

Accepted Answer

We can not tell using the histogram

Answer

$2.10

Answer

$1.95

Answer

$2.03

Question 9

What is incorrect about the following histogram?

Accepted Answer

The intervals overlap

Answer

The intervals are too small

Answer

The graph does not start at 0

Answer

The axes are not labeled.

Question 10

What percent of students have less than 1,000 songs on their MP3 players?

Accepted Answer

20%

Answer

15%

Answer

80%

Answer

45%

Question 11

What is an interval?

Accepted Answer

A range of numbers

Answer

A single number

Answer

A percentage

Answer

A total amount

Question 12

This histogram is _____________.

Accepted Answer

Symmetrical

Answer

Cylindrical

Answer

Acylindrical

Answer

Asymmetrical

Question 13

Describe the histogram:

Accepted Answer

Right Skewed

Answer

Left Skewed

Answer

Symmetrical

Answer

Uniform

Question 14

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

Accepted Answer

Find the difference between the Maximum and the Minimum.

Answer

ADD the biggest and smallest numbers

Answer

Place the number in order from least to greatest then find the middle.

Answer

Find the average.

Question 15

22. Describe the distribution of the data in the histogram and explain what it means in terms of the problem situation.

Accepted Answer

Symmetric; because a majority of the values are in the middle while the remaining values are spread out approximately evenly on both sides of the middle.

Answer

Skewed Left; the majority of the data values are on the right.

Answer

Skewed Right; the majority of the data values are on the right.

Answer

Skewed Right; the majority of the data values are on the left.

Question 16

Here are three statements about the number of hours students in two classes studied.

I. The range of the number of hours studied for math is greater than the number of hours studied for science.

II. The distribution of the data is approximately symmetrical in both sets of data.

III. The mode of the number of hours studied for science is less than the mode of hours studied for math.

Which of these three statements appear to be true?

Accepted Answer

I and III

Answer

I only

Answer

II and III

Answer

III only

Question 17

What is a the meaning for "median"?

Accepted Answer

middle

Answer

fair share

Answer

repeats the most

Answer

variation

Question 18

What does "mode" mean?

Accepted Answer

repeats the most

Answer

average

Answer

middle

Answer

variation

Question 19

What does "mean" mean?

Accepted Answer

average

Answer

middle

Answer

repeats the most

Answer

variation

Question 20

How do you find the mean?

Accepted Answer

add the numbers in your data set, then divide by the amount you added

Answer

order least to greatest, then slash from each side until you reach the middle

Answer

look for the number that repeats the most

Answer

highest number minus the lowest number

Question 21

How do you find the median?

Accepted Answer

order least to greatest, then slash from each side until you reach the middle

Answer

add the numbers in your data set, then divide by the amount you added

Answer

look for the number that repeats the most

Answer

highest number minus the lowest number

Question 22

How do you find the mode?

Accepted Answer

look for the number that repeats the most

Answer

order least to greatest, then slash from each side until you reach the middle

Answer

add the numbers in your data set, then divide by the amount you added

Answer

highest number minus the lowest number

Question 23

The range of the data being shown is;

Accepted Answer

60 degrees F

Answer

5 degrees F

Answer

12 months

Answer

65 degrees F

Question 24

This data is

Accepted Answer

skewed left

Answer

symmetrical

Answer

skewed right

Question 25

Shape?

Accepted Answer

Skewed right

Answer

Skewed left

Answer

Symmetric

Answer

Unimodal

Question 26

A data set can have more than one median?

Accepted Answer

False

Answer

True

Question 27

What is the shape of this bar graph?

Accepted Answer

Skew left

Answer

Skew right

Answer

Symmetrical

Answer

uniform

Question 28

When the median is more than the mean this results in a negative (left) skew

Accepted Answer

true

Answer

false

Question 29

mean = median

Accepted Answer

symmetrical

Answer

skewed left

Answer

skewed right

Question 30

the mean is less than the median

Accepted Answer

skewed left

Answer

skewed right

Answer

symmetrical

Question 31

Describe the shape of the data.

Accepted Answer

skewed left

Answer

symmetrical

Answer

skewed right

Question 32

Where is the peak/mode of the data?

Accepted Answer

2000 - 2499

Answer

0 - 499

Answer

1000 - 1499

Answer

2500 - 2999

Question 33

A way to describe the shape of a data display that indicates most of the data is on one side of the display.

Accepted Answer

Skewed

Answer

Symmetric

Answer

Unimodal

Answer

Uniform

Question 34

A graph is ______________when most of the data points are clustered near high values.

Accepted Answer

skewed left

Answer

skewed right

Answer

symmetrical

Answer

peak

Question 35

A ___________forms when many data points are at one value.

Accepted Answer

peak

Answer

outlier

Answer

symmetricial

Answer

skewed right

Question 36

An outlier is a data point _____________from the other data points. It doesn't quite fit the rest of the data points.

Accepted Answer

far away

Answer

closes to

Answer

below

Answer

above

Question 37

A graph is ______________when most of the data points are clustered near lower values.

Accepted Answer

skewed right

Answer

skewed left

Answer

symmetrical

Answer

peak

Question 38

What shape best describes this graph?

Accepted Answer

Skewed right

Answer

Skewed left

Answer

Symmetrical

Question 39

Which way is it skewed?

Accepted Answer

Skewed Right

Answer

Skewed Left

Answer

Symmetric

Answer

Bimodal

Question 40

Which way is it skewed?

Accepted Answer

Skewed Left

Answer

Skewed Right

Answer

Symmetric

Answer

Bimodal

Question 41

What is another word for spread?

Accepted Answer

Range

Answer

Mean

Answer

Median

Answer

Mode

Question 42

What is an outlier?

Accepted Answer

A number that is far away from other numbers.

Answer

A number that is in the middle of the data.

Answer

The first data point.

Answer

The last data point.

Question 43

The data set below has an outlier of 42.
2, 5, 12, 15, 19, 4, 6, 11, 16, 18, 12, 12, 42
What effect does removing the outlier have on the distribution of the data?

Accepted Answer

The mean will decrease

Answer

The median will decrease

Answer

The mean will increase

Answer

The median will increase

Question 44

A data set is shown below.
56, 64, 73, 59, 98, 65, 59
If the outlier is removed from the data set, which measure of central tendency will be least affected?

Accepted Answer

mode

Answer

range

Answer

median

Answer

mean

Question 45

A realtor wants to give a customer an idea of housing prices in a neighborhood. All the houses are priced within $20,000 of one another, except one house that is much larger and more expensive than the rest. Which measure(s) of central tendency will be most affected by the one expensive house?

Accepted Answer

Mean only

Answer

Mode only

Answer

Both mode and mean

Answer

Both mean and median

Question 46

Given the following data set

6, 9, 12, 14, 7, 9, 6, 8, 25, 12, 14

What is the mean of the data set without the outlier(s)?

Accepted Answer

9.7

Answer

9.2

Answer

11.1

Answer

12.4

Question 47

Identify the outlier for the given data?

23, 34, 27, 7, 30, 26, 28, 31, 34

Accepted Answer

7

Answer

23

Answer

31

Answer

34

Question 48

The table below shows the lengths of fences a company installed during a week.
Which statement is true?

Accepted Answer

The 2,250-foot fence caused the mean to be significantly greater than the median.

Answer

The 275-foot fence caused the mean to be significantly lower than the median.

Answer

The 275-foot fence caused the median to be significantly lower than the mean.

Answer

The 2,250-foot fence caused the median to be significantly greater than the mean.

Question 49

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 50

Find the median from the list of numbers:

60, 58, 52, 48, 60, 67

Accepted Answer

59

Answer

58

Answer

60

Answer

118

Question 51

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 52

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

Accepted Answer

6

Answer

4.1

Answer

4.5

Answer

4

Question 53

What is the range?
8, 10, 60, 3, 5, 13, 12, 40, 8

Accepted Answer

57

Answer

55

Answer

8

Answer

17.7

Question 54

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

Accepted Answer

10

Answer

13

Answer

12

Answer

11

Question 55

Find the Median of the following numbers:
84, 88, 72, 74, 98, 16, 94

Accepted Answer

84

Answer

16

Answer

98

Answer

There is no median.

Question 56

A data set can have more than one mode

Accepted Answer

True

Answer

False

Question 57

In order to find the median, the data must be sorted from least to greatest first.

Accepted Answer

True

Answer

False

Question 58

The mode score on the 6th grade math test was 94! Which of these interpretations must be correct?

Accepted Answer

More students received a 94 than any other score

Answer

94 was the highest score on the test.

Answer

No student scored below a 94

Answer

A score of 91 was slightly below average.

Question 59

If you have two numbers in the middle, you should

Accepted Answer

all of these

Answer

add them together and divide by two

Answer

find the number in between the two

Answer

find the mean of the two numbers

Question 60

In a data display, a grouping of data that is close together is a...?

Accepted Answer

cluster

Answer

median

Answer

peak

Answer

gap

Question 61

An indication of a data display that shows where the data is at its highest point is a...?

Accepted Answer

peak

Answer

cluster

Answer

gap

Answer

outlier

Question 62

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

Accepted Answer

29

Answer

38

Answer

50

Answer

145

Question 63

What is a Gap?

Accepted Answer

A space in between data points

Answer

That clothing company

Answer

Two close together data points

Question 64

What number is the peak?

Accepted Answer

60

Answer

Less than 15

Answer

50

Answer

Greater than 65

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