Question

A quality supervisor for a factory that makes cell phone cases examines a sample of 46 cases. She finds that 8 cases are the wrong size. Which is the best prediction of the number of cases that will be the wrong size in a shipment of 3,000?

Answer 1

Proportion of cases that are the wrong size: \(\large \frac{8}{46}\)

Answer 2

Multiply that fraction by 3000 to get as estimate of the number case that are the wrong size

Answer 3

522

Answer 4

yup :)

Answer 5

Thank you

Answer 6

yw!

Answer 7

I fanned and medaled you Thanks again