A data set has a mean of 32 and consists of 5 numbers. If 4 of the numbers are 24, 28, 38, 28, what is the remaining number?
Difficulty: Medium
About this MCQ
Medium GRE item. Correct choice: C. 42.
- A. 32
Why not A: “32” is not 42.
- B. 37
Why not B: “37” is not 42.
- C. 42 ✓
- D. 47
Why not D: “47” is not 42.
Correct answer
C. 42
Explanation
42 (option C) is the accepted answer to “A data set has a mean of 32 and consists of 5 numbers. If 4 of the numbers are 24, 28, 38, 28, what is the remaining number”. Option A (32) is a different value from 42. Option B (37) is a different value from 42. Option D (47) is a different value from 42. Keep 42 as the GRE fact for this stem.
Source: Original practice question, MCQsHub
Tags: American Exams, GRE, Quant, Statistics
Submitted by: MCQsHub Editorial
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