Author Question: If we decide to reject the idea that a sample represents a particular population, because the sample ... (Read 241 times)

nelaaney · **on:** Jun 20, 2018

If we decide to reject the idea that a sample represents a particular population, because the sample mean lies within the region of rejection,

a. although the probability is low, our decision may be wrong.
b. the probability is high that our decision is wrong.
c. we cannot know the probability of our decision being wrong.
d. the probability of our decision being correct is 0.05.

Question 2

When a z-score is not in the region of rejection, we should

a. reject the idea that random chance produced a sample that represents the population poorly.
b. conclude with the idea that the sample scores and the raw score population are similar enough to be called identical.
c. not reject the idea that the sample represents the raw score population.
d. reject the idea that the sample represents the raw score population.