Question

Automobile mechanics conduct diagnosis tests on 150 new cars of particular make and model to determine the extent to which they affected by a recent call due to faulty catelytic converts. they find that 42 of the new cars tested do have faulty converters. what is the sample porportion

1. . .0366

d. .1200

b.150

c 42

Answer 1

All the options are incorrect,maybe there is a typo.

Correct sample proportion is 42/150 = 0.28

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