ASQ
CSSBB · Question #20
A population of size 1,000,000 has mean 42 and standard deviation 6. Sixty random samples, each of size 15 are selected. According to the Central Limit Theorem the distribution of the sixty sample…
The correct answer is A. 42. See the full explanation below for the reasoning.
Measure Phase
Question
A population of size 1,000,000 has mean 42 and standard deviation 6. Sixty random samples, each of size 15 are selected. According to the Central Limit Theorem the distribution of the sixty sample means has a mean of approximately:
Options
- A42
- B42/6
- C42/15
- D42/ 15
- Enone of the above
How the community answered
(24 responses)- A83% (20)
- B8% (2)
- D4% (1)
- E4% (1)
Topics
#Central Limit Theorem#sample mean distribution#sampling distribution#standard error
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