A Sample of 6 Measurements, Randomly Selected from a Normally $\bar { x }$

question 51

Essay

A sample of 6 measurements, randomly selected from a normally distributed population, resulted in the following summary statistics: $\bar { x }$ = 9.1, s = 1.5. Test the null hypothesis that the mean of the population is 10 against the alternative hypothesis μ < 10. Use α = .05.

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