Mathematics

9th -

11thgrade

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Statistics

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20 questions

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  • 1. Multiple Choice
    5 minutes
    1 pt

    Calculate the mean and median for the data set: 6, 7, 12, 8, 7, 4, 8, 8, 7

    mean: 7 median: 7

    mean: 7.44 median: 8

    mean: 7 median: 7.44

    mean: 7.44 median: 7

  • 2. Multiple Choice
    30 seconds
    1 pt
    33, 25, 42, 25, 31, 37, 46, 29, 38
    What is the interquartile range of the data?
    8
    9
    13
    21
  • 3. Multiple Choice
    30 seconds
    1 pt

    What does the standard deviation tell us about the data set?

    How spread out the numbers are

    How much each number in the data set increases by

    How much each number in the data set decreases by

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