Mathematics

18 April, 21:38

3. You are constructing a 95% confidence interval of a sample space consisting of n = 40 values

and a population standard deviation of 2.6. The population appears to be skewed. Determine

whether a margin of error should be calculated using a critical value of Za/2, a critical value of

ta/2, or neither.

a critical value of ta/2

a critical value of za/2

neither

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