Form 12: Comparing Data Sets Using Mean and MAD Exercise

Form 12: Comparing Data Sets Using Mean and MAD

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Form 12: Comparing Data Sets Using Mean and MAD

Compare different data sets using their mean and mean absolute deviation values.

Questions

  1. MultiChoice

    Group A: Mean = 80, MAD = 2. Group B: Mean = 80, MAD = 7. Which statement is true?

  2. MultiChoice

    Runner 1: Mean time = 15 min, MAD = 0.5. Runner 2: Mean time = 15 min, MAD = 2.5. Who is more consistent?

  3. MultiChoice

    Store X has mean sales of 50 items with MAD = 4. Store Y has mean sales of 50 items with MAD = 12. Which store has greater sales variability?

  4. MultiChoice

    Data Set 1: 5, 5, 5, 5 (MAD = 0). Data Set 2: 1, 3, 7, 9 (Mean = 5, MAD = 3). Which set has higher variation?

  5. MultiChoice

    Class A: Mean score = 85, MAD = 3. Class B: Mean score = 75, MAD = 3. Which statement is true?

  6. MultiChoice

    If two datasets have the same mean, how do you determine which dataset is more spread out?

  7. MultiChoice

    Machine A fills boxes with mean weight 16 oz and MAD 0.1 oz. Machine B fills boxes with mean weight 16 oz and MAD 0.8 oz. Which machine is more precise?

  8. MultiChoice

    Data set P has MAD = 1.8. Data set Q has MAD = 3.4. Express the difference in MAD between the two data sets.

  9. MultiChoice

    What does a MAD equal to 0 mean when comparing two groups?

  10. MultiChoice

    Plant A growth: Mean = 10 cm, MAD = 1 cm. Plant B growth: Mean = 10 cm, MAD = 4 cm. Which plant set shows more variation?

  11. MultiChoice

    Player 1 MAD = 2 points. Player 2 MAD = 6 points. How many times greater is Player 2's MAD than Player 1's?

  12. MultiChoice

    City X daily temp: Mean 70, MAD 2. City Y daily temp: Mean 70, MAD 8. Which city has more predictable temperatures?