A sample with a sample proportion of 0.5 and which of the following sizes

will produce the widest 95% confidence interval when estimating the

population parameter?

A. 60

B. 70

C. 50

D. 40

Option C. 50

Step-by-step explanation:

dа ta:

Let the sample have the proportion = 0.5

The population level confidence = 95 %

The sample size that will produce the greatest confidence will be the size that has the greatest statistical significance.

Therefore, the correct option will be 50.

The answer is C. 50. That is the answer.