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What percentage of officers had at least one complaint

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Reference no: EM131556771

Question: The average number of complaints against police officers in a large urban department in the year 2005 was 6.0 with a standard deviation of

2. Let X represent the number of compliants filed.

a. What percentage of officers had 7 or more complaints?

b. What percentage of officers had at least 1 complaint?

c. What perentage of officers had 8 or less complaints?

d. A z score of z = 2.00 indicates a position in a distribution _________

i. above the mean by 2 points

ii. above the mean by a distance equal to 2 standard deviations

iii. below the mean by 2 points

iv. below the mean by a distance equal to 2 standard deviation

Reference no: EM131556771

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