Question
Ten rookie police officers started working at the Pine Valley Police Dept in 2005. At that time, they all began with the same salary ($36,000/year).
Ten rookie police officers started working at the Pine Valley Police Dept in 2005. At that time, they all began with the same salary ($36,000/year). Today, 10 years later, the salaries of those same 10 officers are the following:
Police Officer Salaries 10 Years Posthire
OfficerSalary ($)48,000
48,000
50,000
51,000
52,000
54,000
57,000
58,000
62,000
69,000
a. Calculate the range, variance, and standard deviation of the data above. Describe the results.
- b. How would you explain the variation (or difference) in salaries?
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Elementary Statisitcs
Authors: Barry Monk
2nd edition
1259345297, 978-0077836351, 77836359, 978-1259295911, 1259295915, 978-1259292484, 1259292487, 978-1259345296
