# Scatter Plot for Absences Versus Grades

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10. You are given the following data.

Number of Absences Final

Grade

0 96

1 91

2 78

2 83

3 75

3 62

4 70

5 68

6 56

a. Make a scatter plot for the data.

b. Find the correlation coefficient for the data.

c. Find the equation for the regression line for the data, and predict the final grade of a student who misses 3.5 days.

https://brainmass.com/statistics/regression-analysis/scatter-plot-for-absences-versus-grades-168862

#### Solution Summary

Step by step method for regression analysis is discussed here. Regression coefficients, coefficient of determination, scatter diagram and significance of regression model are explained in the solution.

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