Two-Way Tables

Question 1

The table shows the average number of pounds of trash generated per person per day in the United States from 1970 to 2010. Use the statistics calculator to calculate the mean and median. Round the answers to the nearest hundredth. Median = Mean =

Revolt · Accepted Answer

Part 1: 4.44; Part 2: 4.11

Question 2

To create a histogram of the data given, identify the frequency for the given intervals. The interval 44-47 has a frequency of . The interval 48-51 has a frequency of . The interval 56-59 has a frequency of .

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Part 1: 3; Part 2: 4; Part 3: 1

Question 3

Fredrick hit 14, 18, 13, 12, 12, 16, 13, 12, 1, and 15 home runs in 10 seasons of play. Which statements are correct? Check all that apply. Fredrick’s data set contains an outlier.The median value is 12 home runs. The mean value is about 12.6 home runs.The median describes Fredrick’s data more accurately than the mean.The mean value stays the same when the outlier is not included in the data set.

Revolt · Accepted Answer

A: Fredrick’s data set contains an outlier.; C: The mean value is about 12.6 home runs.; D: The median describes Fredrick’s data more accurately than the mean.

Question 4

Create a dot plot to represent the data. What can you conclude about the dot plot of the data set? Select the three best answers.

Revolt · Accepted Answer

B: Four families said they ate out twice the previous week.; C: One family said they ate out 5 times the previous week.; E: The median best represents the data set.

Question 5

Use the histogram to answer the questions. What type of distribution is this? What is the mean? What is the median? Which measure of center is the best choice for this data set?

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B: skewed

Question 6

For which data representation is the median the better measure of center?

Revolt · Accepted Answer

B: [Image: Unnumbered number line. The first notch has 2 dots...]

Question 7

Question 7

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4.11

Question 8

Question 8

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4

Question 9

Question 9

Revolt · Accepted Answer

A: 81.071

Question 10

Question 10

Revolt · Accepted Answer

1

Two-Way Tables Answers

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