The Number of Violent Crimes Committed in a Day Possesses

question 13

Multiple Choice

The number of violent crimes committed in a day possesses a distribution with a mean of 2.2 crimes per dayand a standard deviation of 6 crimes per day. A random sample of 100 days was observed, and the meannumber of crimes for the sample was calculated. Describe the sampling distribution of the sample mean.

• A) approximately normal with mean = 2.2 and standard deviation = 0.6
• B) approximately normal with mean = 2.2 and standard deviation = 6
• C) shape unknown with mean = 2.2 and standard deviation = 6
• D) shape unknown with mean = 2.2 and standard deviation = 0.6

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