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Regression Line Relating the Percentage to Number of Variables

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Regression example

Number Percentage of variable x Number of variable y
1 3.6 1700
2 2.0 3078
3 0.3 1820
4 0.3 2706
5 0.2 2086
6 3.0 2299
7 0.0 676
8 1.0 2088
9 2.2 2013

1.1 Fit a regression line relating the percentage of variables X to the number of variables Y.
1.2 Test for the statistical significance of this regression line using the F test.
1.3 What is R2 for the regression line in Question 1.1?
1.4 What does R2 mean in Question 1.3?
1.5 What is s2y.x ?
1.6 Test for the statistical significance of the regression line using the T test.
1.7 What are the standard errors of the slope and intercept for the regression line in 1.1?

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Solution Summary

The solution fits a regression line relating the percentage of variables X to the number of variables Y.

Solution provided by:
Anwesha Ghosh, MSc
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  • MSc, Osmania University
  • MSc, Indian Institute of Technology - Roorkee (I.I.T.-ROORKEE)
  • BSc, Banaras Hindu University
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