Question: answer the ff correctly TRUE OR FALSE? D Question 1 3 pts For smaller samples, the results are still valid if the population variance of

answer the ff correctly TRUE OR FALSE?

D Question 1 3 pts For smaller samples, the results are still valid if the population variance of is known and standard error is expressed as O In . However, 02 is almost always unknown. When o is unknown, we can estimate it by s but the procedure has to be modified by changing the coefficient to be multiplied by the standard deviation

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