ASQ
CSSBB · Question #123
Calculate the estimated variance of the population from which the following values have been randomly selected: 2.8 2.7 2.6 2.9 2.8 2.8 2.8:
The correct answer is A. .095. See the full explanation below for the reasoning.
Measure Phase
Question
Calculate the estimated variance of the population from which the following values have been randomly selected: 2.8 2.7 2.6 2.9 2.8 2.8 2.8:
Options
- A.095
- B.009
- C.088
- D.008
How the community answered
(34 responses)- A76% (26)
- B6% (2)
- C15% (5)
- D3% (1)
Topics
#sample variance#descriptive statistics#variance calculation#population estimation
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