SOLUTION: What does the appropriate use of the t distribution for hypothesis testing assume about the population? A) Near normal in shape B) Standard deviation is known C) Positivel

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Question 144751: What does the appropriate use of the t distribution for hypothesis testing assume about the population?
A) Near normal in shape
B) Standard deviation is known
C) Positively skewed
D) Standard deviation is unknown
E) Both “a” and “d” are correct

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Ans: E
See page 309 of your text.
Cheers,
Stan H.