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Ten rookie police officers started working at the Pine Valley Police Dept in 2005 At that time, they all began with the same salary $36000/year Today 10 years later the salaries of those same

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 ($)

148,000

248,000

350,000

451,000

552,000

654,000

757,000

858,000

962,000

1069,000

·         a) Calculate the mode, median and mean.

·         b) Write a sentence or two describing this distribution

·         c) What is the shape of the distribution? Explain your reasoning.

3. Complete the following problem:

In a study of parole board decision making in a Midwestern state, offenders were measured on the number of previous incarcerations. The data is presented below.

Prior Incarcerations (x)

Frequency (f)

6

1

5

2

4

3

3

15

2

35

1

85

0

312

Using the data in the table, do the following:

·         a) Calculate the mode, median and mean.

·         b) Write a sentence or two describing this distribution

·         c) What is the shape of the distribution? Explain your reasoning.

Apr 08 2020 View more View Less

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