# QNT 275 Week 5 Final Exam (The 2016 Latest Version)

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QNT 275 Week 5 Final Exam (The 2016 Latest Version)

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QNT 275 Week 5 Final Exam     The 2016 Latest Version

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***The questions of final exam are totally the same. Just the sequence is different.***

1

The salaries of teachers in a particular school district are normally distributed with a mean of \$50,000 and a standard deviation of \$2,500. Due to budget limitations, it has been decided that the teachers who are in the top 2.5% of the salaries would not get a raise. What is the salary level that divides the teachers into one group that gets a raise and one that doesn’t?

45,100

54,900

-1.96

1.96

2

In the accompanying stem-and-leaf diagram, the values in the stem and leaf portions represent 10s and 1s digits, respectively.

The stem-and-leaf diagram shows that the distribution is ___________.

None of the answers

negatively skewed

symmetric

positively skewed

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