A random sample of size 110 was selected from a pool of university students and

Question

A random sample of size 110 was selected from a pool of university students and they were asked whether they use Facebook on a regular base. Seventy replied yes. For the following hypotheses, what would be your conclusion based on the information provided? The level of significance (alpha level) is 0.05. (Hint: Depending on the direction of the alternative test, use 1.65 or -1.65 as the critical z-value)

Ho: P = 0.6 (Null)
Ha: P > 0.6 (Alternative)

A: Reject the null hypothesis.

B: Fail to reject the null hypothesis.

C: Cannot conclude due to the sample size and the population proportion not meeting the requirement needed for applying Central Limit Theorem.

D: Cannot conclude due to lack of information.

Explanation / Answer

Cannot conclude due to lack of information about sample proportion

Hence option :D is correct

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