Moderate
The mean deviation of the values, 18, 12, 15, is_______________?
Correct answer: D. 2
- A. 6
- B. Zero
- C. 3
- D. 2
Explanation
The mean of 18, 12, and 15 is 15; their absolute deviations are 3, 3, and 0. Their average is (3 + 3 + 0)/3 = 2.
Last updated
Practise Descriptive Statistics
238 free Descriptive Statistics MCQs from Statistics, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Exams that ask Statistics questions like this
Statistics is on this paper prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for it.