On average, junior girls own 10 pairs of shoes with a standard deviation of 1.5 pairs of shoes. the distribution of shoes follows an approximately normal curve. what is the probability of selecting a junior girl that owns 12 or more pairs of shoes

Question

25 January, 13:43

+5

Answers (1)

Know the Answer?

Crackers · Answer 1

Solve for z score:

z (12) = (12-10) / 1.5=4/3

then > / "less than and equal to"

p (x>/12) = p (z>/4/3) =.0912