Determine If the Outcome Is Unusual $\mu - 2 \sigma$ Or Greater Than

question 155

Multiple Choice

Determine if the outcome is unusual. Consider as unusual any result that differs from the mean by more than 2 standard
deviations. That is, unusual values are either less than $\mu - 2 \sigma$ or greater than $\mu + 2 \sigma$
-The Acme Candy Company claims that 60% of the jawbreakers it produces weigh more than .4 ounces. Suppose that 800 jawbreakers are selected at random from the production lines. Would it be unusual for this sample of
800 to contain 494 jawbreakers that weigh more than .4 ounces?

• A) Yes
• B) No