Question: A 95% C.I.for the population mean based on a normally distributed sample of size n = 12 gave the result:427.0to 457.0.What was the average of

A 95% C.I.for the population mean based on a normally distributed sample of size n = 12 gave the result:427.0to 457.0.What was the average of the 12 data vales?

457

442

None of the choices are applicable.

444

427

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