7.) Assume the annual salaries of police officers are normally distributed with a mean of $50,000 una deviation of $7000. a.) Determine the percent of police officers with an annual salary of at least $50,000. b.) Determine the percent of police officers with an annual salary between $43,000 and $64,000. c.) Determine the percent of police officers with an annual salary of at least $58,750.
7.) Assume the annual salaries of police officers are normally distributed with a mean of $50,000 una deviation of $7000. a.) Determine the percent of police officers with an annual salary of at least $50,000. b.) Determine the percent of police officers with an annual salary between $43,000 and $64,000. c.) Determine the percent of police officers with an annual salary of at least $58,750.
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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![deviation of $7000.
a.) Determine the percent of police officers with an annual salary of at least $50,000.
b.) Determine the percent of police officers with an annual salary between $43,000 and $64,000.
c.) Determine the percent of police officers with an annual salary of at least $58,750.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb3c0144e-0a71-4a75-9786-affbea18251d%2F12deed47-7dc3-4650-ac9a-1e12cdbf850d%2Fjmd63q_processed.jpeg&w=3840&q=75)
Transcribed Image Text:deviation of $7000.
a.) Determine the percent of police officers with an annual salary of at least $50,000.
b.) Determine the percent of police officers with an annual salary between $43,000 and $64,000.
c.) Determine the percent of police officers with an annual salary of at least $58,750.
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in a random sample of 500 police officers how many have an annual salary of at least $58,750
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