Question

Betty’s Bite-Size Candies are packaged in bags. The number of candies per bag is normally distributed, with a mean of 50 candies and a standard deviation of 3. At a quality control checkpoint, a sample of bags is checked, and 12 bags contain fewer than 47 candies. How many bags were probably taken as samples?

A. 15 bags
B. 75 bags
C. 36 bags
D. 24 bags

SOMEONE HELP QUICK!!

Answer 1

24

Explanation:

47= Mean

4 bags represent 16% of samples

16%=4

100= x

X=100 x4/16

100x4=400

400/16= 25

Since the answer ask for a probablity the answer is 24.