Find and Interpret the Margin of Error

question 8

Multiple Choice

Find and interpret the margin of error.
-Automobile mechanics conduct diagnostic tests on 150 new cars of particular make
And model to determine the extent to which they are affected by a recent recall due to
Faulty catalytic converters. They find that 42 of the new cars tested do have faulty
Catalytic converters. What is the margin of error for a 99% confidence interval based on
These sample results?

• A) 0.0366
• B) 0.0719
• C) 0.0944
• D) 0.1140
• E) 0.2876

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