oops - all those "probabilities" are > 1
is there a mistake in the question?
A camera store sells 40 pairs of binoculars per week on average with a standard deviation of 6. What is the probability that the store will sell more than 52 pairs binoculars in any week?
8.28
3.57
7.24
2.28
4.55
5 answers
no all the answer choices are percentages
52 is 2 std from 40, so 2.28%
thank you
A camera store sells 40 pairs of binoculars per week on average with a standard deviation of 6. What is the probability that the store will sell more than 52 pairs binoculars in any week?
1 answer