HSA 2006 Algebra/Data Analysis Item 28
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- CIDc7d980ef3a93e42584da57bf9f463cf6
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- 28
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- itemType
- BCR
- itemAnswerKey
- N/A
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- 3
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- x
The student government wants to determine if students get better grades in morning or afternoon classes. They randomly surveyed 20 students that take math class in the morning and 20 students that take math class in the afternoon. The survey results are shown in the stem-and-leaf plots below.
Complete the following in the Answer Book:
- What are the mean, median, and mode for each class?
- Based on the data, do students get better grades in the morning classes? Use measures of central tendency to justify your answer.