Statisticshard · Past Paper
For the data 2, 8, 3, 7, 5, what is the mean deviation from the mean?
A0
B2
C5
D25
✓ Correct Answer: B — 2
Mean = 25/5 = 5. Deviations: |-3|, |3|, |-2|, |2|, |0|. Sum = 10. Mean deviation = 10/5 = 2.
Share this question
More from Statistics
- Which graph is used to find the median of a frequency distribution visually?
- Which class is the modal class for the frequencies: 0-10 (5), 10-20 (12), 20-30 (8)?
- Find the median of 10, 10, 10, 10, 10.
- In a single throw of a die, what is the probability of getting a number less than 7?
- If each value in a dataset is multiplied by 3, what happens to the mean?