Question

A cell phone company orders 500 new phones from a manufacturer. If the probability of a phone being defective is 2.9%, predict how many of the phones are likely to be defective. Round to the nearest whole number. 12 phones 15 phones 18 phones 145 phones

Answer 1

500 x 0.029 = 14.5

answer
about 15 phones

Answer 2

15 phones, option B.

Explanation:

A cell phone company orders new phones = 500

The probability of a phone is being defective = 2.9%

2.9% of 500 phones are =
`(2.9)/(100)` × 500

0.029 × 500 = 14.5 rounded to the nearest whole number is 15

The probability of 15 phones are defective out of 500 phones.