Determine the regression equation

Reference no: EM133570371

Problem: Content Mastery Test

Instructions

After studying and reviewing the concepts and practices of correlation and simple linear regression, solve the following exercise using Excel:

I. The following sample observations were randomly selected:

X: 5 3 6 3 4 4 6 8
Y: 13 15 7 12 13 11 9 5

II. Consider the following aspects when submitting your test:

1. Graph the scatter plot or dispersion
2. Determine the correlation coefficient.
3. Determine the regression equation.
4. Find the value of the dependent variable when X = 7.
5. Is the regression model adequate? Justify your answer. Which test determines this?

III. Present your answers with the aspects learned so far about correlation and simple linear regression.

Reference no: EM133570371

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