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Scatter Plot Worksheet For questions 1-3 a. Identify the correlation of ...

Scatter Plot Worksheet For questions 1-3 a. Identify the correlation of ...

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Name: ________________________________<br />

8. Make a scatter plot for <strong>the</strong> data. If <strong>the</strong>re is a trend, draw a trend line and write <strong>the</strong> equation <strong>of</strong> <strong>the</strong><br />

trend line.<br />

In <strong>questions</strong> 9 & 10, use <strong>the</strong> scatter plot at right. The<br />

scatter plot shows <strong>the</strong> average salaries for<br />

Pr<strong>of</strong>essors <strong>of</strong> Public Institutions <strong>of</strong> Higher Education<br />

in thousands <strong>of</strong> dollars for years 1988 through 1994<br />

where t = 8 corresponds to 1988<br />

9. What was <strong>the</strong> average salary in 1991<br />

10. Estimate <strong>the</strong> average salary in 1998. (Hint: draw a trend line)

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