Numerical Measures of Central Tendency and Variability

Questions

Question 1 out of 5.
What is the mean of 2, 4, 6, and 8?

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Question 2 out of 5.
What is the median of -2, 4, 0, 3, and 8?

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Question 3 out of 5.
What is the mode of -2, 4, 0, 3, 0, 2, 4, 4, and 8?

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Question 4 out of 5.
Tom's test scores on his six tests are 95, 80, 75, 97, 75, 88. Which measure of central tendency would be the highest?

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Question 5 out of 5.

Jane's test scores on her five tests are 90, 87, 70, 97, and 75. Her teacher is going to take the median of the test grades to calculate her final grade. Jane thinks she can argue and get two points back on some of the tests. Which test score(s) should she argue?

• 90
• 87
• 70
• 97
• 75
• As many as she can