Question

A Lights-A-Lot quality inspector examines a sample of 25 strings of lights and finds that 6 are defective. What is the experimental probability that a string of lights is defective?

Answer 1

A 0.24 probability that one string is defective

Explanation:

Answer 2

A 0.24 probability that one string is defective

Explanation:

The sample probabiity:

`P=(6)/(25)`

`P=0.24`

If important to notice that this probability is from the sample, it can be extrapolated to the population but may not be the same.