The table below shows the income for an emplovee over his first five years ofr work. Use this to estimate his income for his 20th year of work. Years 1 2 3 4 Income

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
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3. The table below shows the income for an employee over his first five years of work:
Use this to estimate his income for his 20th year of work.
Years
1
2
3
4
5
Income
7,500
9,814
12,212
12,870
14,125
a. Linear regression equation:
b. Correlation coefficient (r):
c. Type of correlation:
d. Is the correlation strong? Explain.
e. Using the linear regression equation, predict his income in his 20th year of work.
Transcribed Image Text:3. The table below shows the income for an employee over his first five years of work: Use this to estimate his income for his 20th year of work. Years 1 2 3 4 5 Income 7,500 9,814 12,212 12,870 14,125 a. Linear regression equation: b. Correlation coefficient (r): c. Type of correlation: d. Is the correlation strong? Explain. e. Using the linear regression equation, predict his income in his 20th year of work.
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