Unit 11 Review

Statistics: Comparing, Analyzing and Interpreting Data

1

The box-and-whisker plot shows the number of charity funds raised.
What is the median fundraised in dollars?

$52

$32

$45

$68

1

Four graphs of different data sets are shown. Which data set has the least standard deviation?

null

1

The following data is the average temperatures for each month of the first half of the year in St. Louis:
21, 30, 42, 58, 70, 79, 83
What is the interquartile range (IQR)?

56

58

42

49

1

Find the interquartile range in the data set below. 8.9, 11.0, 7.5, 7.7, 9.5, 9.0, 7.6

4

3.1

2.5

1.9

1

Which statement best summarizes the preferred program for Dance by gender as shown in the table?

The relative frequency of men who prefer dance is 43 percentage points more than that of women who prefer dance.

The relative frequency of women who prefer dance is 43 percentage points more than that of men who prefer dance.

The relative frequency of men who prefer dance is 77 percentage points more than that of women who prefer dance.

The relative frequency of women who prefer dance is 77 percentage points more than that of men who prefer dance.

1

The histograms show the weights of all of the dogs entered in two different categories in a dog show. Consider each data set. What inferences can you make based on the shape of the data?
Data A Data B

The mean is greater than the median in Data A while the mean and median in Data B are almost the same.

The mean and median of the data A are equal or almost equal while the mean is less than the median in Data B.

The mean is less than the median in Data A while the mean and median in Data B are almost the same.

The mean and median of the data A are equal or almost equal while the mean is greater than the median in Data B.

1

The audience at a zoo was asked to choose to cheer either for bears or tigers. A two-way frequency table describes the result.
Which statement is true?

The percent of audiences cheering for bears is more than all males.

The percent of females cheering for bears is less than those females cheering for tigers.

The percent of audiences cheering for either bears or tigers are more than the number of females.

The percent of males is greater than those audience cheering for tigers.

1

A scientist measures the heights of sunflower plants. The histogram shows the results. Which statement is correct?

The data are skewed left, so the median height is greater than the mean height.

The data are skewed right, so the median height is greater than the mean height.

The data are skewed left, so the mean height is greater than the median height.

No conclusion can be made about the relationship between the medianheight and the mean height based on the histogram.

1

The median value of the data set is 39. What could be the mean of the data set?

32.5

48.5

45.2

39.0

1

During one month, the mean high temperature in Boise, Idaho, was52.1° F with a standard deviation of 6.5° F. During the same month, the mean high-temperature in Death Valley, California, was81.9° F with a standard deviation of 6.4° F. Which of the following are true? Select all that apply.

The average high temperature in Death Valley was greater than the average in Boise.

The variation of high temperatures in Death Valley was about the same as the variation in Boise.

About 95% of the high temperatures measured in Boise ranged from 45.6° to 58.6°.

Unit 11 Review

The box-and-whisker plot shows the number of charity funds raised. What is the median fundraised in dollars?

Four graphs of different data sets are shown. Which data set has the least standard deviation?

The following data is the average temperatures for each month of the first half of the year in St. Louis:21, 30, 42, 58, 70, 79, 83What is the interquartile range (IQR)?

Find the interquartile range in the data set below. 8.9, 11.0, 7.5, 7.7, 9.5, 9.0, 7.6

Which statement best summarizes the preferred program for Dance by gender as shown in the table?

The histograms show the weights of all of the dogs entered in two different categories in a dog show. Consider each data set. What inferences can you make based on the shape of the data?Data A Data B

The audience at a zoo was asked to choose to cheer either for bears or tigers. A two-way frequency table describes the result. Which statement is true?

A scientist measures the heights of sunflower plants. The histogram shows the results. Which statement is correct?

The median value of the data set is 39. What could be the mean of the data set?

During one month, the mean high temperature in Boise, Idaho, was52.1° F with a standard deviation of 6.5° F. During the same month, the mean high-temperature in Death Valley, California, was81.9° F with a standard deviation of 6.4° F. Which of the following are true? Select all that apply.

The box-and-whisker plot shows the number of charity funds raised. What is the median fundraised in dollars?

Four graphs of different data sets are shown. Which data set has the least standard deviation?

The following data is the average temperatures for each month of the first half of the year in St. Louis:21, 30, 42, 58, 70, 79, 83What is the interquartile range (IQR)?

Find the interquartile range in the data set below. 8.9, 11.0, 7.5, 7.7, 9.5, 9.0, 7.6

Which statement best summarizes the preferred program for Dance by gender as shown in the table?

The histograms show the weights of all of the dogs entered in two different categories in a dog show. Consider each data set. What inferences can you make based on the shape of the data?Data A Data B

The audience at a zoo was asked to choose to cheer either for bears or tigers. A two-way frequency table describes the result. Which statement is true?

A scientist measures the heights of sunflower plants. The histogram shows the results. Which statement is correct?

The median value of the data set is 39. What could be the mean of the data set?

During one month, the mean high temperature in Boise, Idaho, was52.1° F with a standard deviation of 6.5° F. During the same month, the mean high-temperature in Death Valley, California, was81.9° F with a standard deviation of 6.4° F. Which of the following are true? Select all that apply.

The box-and-whisker plot shows the number of charity funds raised.
What is the median fundraised in dollars?

The following data is the average temperatures for each month of the first half of the year in St. Louis:
21, 30, 42, 58, 70, 79, 83
What is the interquartile range (IQR)?

The histograms show the weights of all of the dogs entered in two different categories in a dog show. Consider each data set. What inferences can you make based on the shape of the data?
Data A Data B

The audience at a zoo was asked to choose to cheer either for bears or tigers. A two-way frequency table describes the result.
Which statement is true?

The box-and-whisker plot shows the number of charity funds raised.
What is the median fundraised in dollars?

The following data is the average temperatures for each month of the first half of the year in St. Louis:
21, 30, 42, 58, 70, 79, 83
What is the interquartile range (IQR)?

The histograms show the weights of all of the dogs entered in two different categories in a dog show. Consider each data set. What inferences can you make based on the shape of the data?
Data A Data B

The audience at a zoo was asked to choose to cheer either for bears or tigers. A two-way frequency table describes the result.
Which statement is true?