Think Up Unit 34, 35, and 36

Ms. Carlisle evaluated the semester project grades to her first period class. She created the histogram shown based on a dot plot of the project grades.

Which of the following dot plots could have been used to create the histogram?

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Brookside Grocery sponsored a team in the local charity run. The ages of the runners are shown.

35, 23, 45, 21, 18, 19, 54, 46, 37, 25, 29, 18, 33.

Which box plot best represents the ages of the runners?

• A

• B

• C

• D

Remy made the following dot plot based on the shoe sizes of the boys in his class. Which stem-and-leaf plot matches the data shown in Remy's dot plot?

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Which of the following statements about the distribution are true? Circle ALL the correct answers.

• There are two peaks at 27 and 28.

• The distribution is skewed.

• The distribution does not have an outlier.

• The distribution shows a spread of 5.

Based on the shape of the data distribution, which statement is true about the measure of the center?

• The mean and median are equivalent.

• The mean is greater than the median.

• The mean is less than the median.

• Not here.

Which best describes the spread of the data?

• $40-$49

• $20-$49

• $30-$69

• $0-$69

Which statement is true about the center of the distribution?

• A) The center is best described using the mean, because the distribution is skewed.

• B) The center is best described using the median, because the distribution is skewed.

• C) The center is best described by the mean and median, because the distribution is symmetric.

• D) The center is best described by the outlier, because the distribution is symmetric.

Which measure best describes the center of the data distribution?

• Spread

• Mean

• Peak

• Median

Which value best describes the spread?

• 15

• 6

• 20

• 12

Which of the following statements does NOT support the data shown in the stem-and-leaf plot?

• A) The shape of the distribution is skewed.

• B) The spread of the distribution is 48.

• C) There are no outliers represented in the distribution.

• D) There is a single peak in the distribution.