

- Ca We use the normal distribution when we conduct a helpotheses test about a population mean. Pastel Correct because they have not mentioned whether popeletion standard deviation is known or not But according to exam point of view, we will abeene populetion standard doviation is known So option is correct. b) We use the t distribution when we conduct a - hypothesis test about a population proportion. - Wrong because in case of populetion peoportion we use normal distrubation.
And 1% However (c) A few popular choices are lol ,5% it is not possible to choose 0% Correct. These are popular choices. (d) We use the normal distribution when we conduct a I hypothesis test about a populetion proportion. Correct Normal Distribution i used in ce populetion proportion. Tre We use the t I hypothesis test distribution when we conduct a about a population mean.
Standard deviation is known to us or not. According to exam point of view, we will assume populetion standard deviation is known to us. So, it's an FALSE stakment
if The Rejection region approach & the p-value approach always agree Meaning our conclusion concerning whether or not to reject he would be the same segardless of which method we usl. Consect. Both the approaches gives the same answer ...
Whether to reject or accept the null hypothesis
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