Question

Victoria wants to estimate the mean weight of apples in her orchard. She'll sample n apples and make a 95%
confidence interval for the mean weight. She is willing to use 0 = 15 grams as an estimate of the standard
deviation, and she wants the margin of error to be no more than 5 grams.
Which of these is the smallest approximate sample size required to obtain the desired margin of error?

Answer 1

Answer:

A. 5 apples

B. 15 apples

C. 25 apples

D. 30 apples

E. 35 apples

Step-by-step explanation:

I am not entirely sure, but I think it is B.

Answer 2

Answer:

E  35 apples

Step-by-step explanation:

Khan