Question: If the null hypothesis stated that = 4.0, then what would the decision have been for these data using the one-sample z test? a. Reject

If the null hypothesis stated that = 4.0, then what would the decision have been for these data using the one-sample z test?

a. Reject the null hypothesis.

b. Fail to reject the null hypothesis.

c. It is not possible to infer significance from a confidence interval.

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