Mathematics, 30.11.2019 02:31 BreBreDoeCCx

You are thinking of using a t procedure to construct a 95% confidence interval for the mean of a population. you suspect the distribution of the population is skewed with outliers. which of the following statements is correct?
a. you should not use the t procedure because the population does not have a normal distribution.
b. you may use the t procedure, provided your sample size is large, say at least 40.
c. you may use the t procedure because it is robust to nonnormality.

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You are thinking of using a t procedure to construct a 95% confidence interval for the mean of a pop...