Assignment:
Question 1. The following sample observations were randomly selected.
X: 4, 5, 3, 6, 10
Y: 4, 6, 5, 7, 7
Determine the coefficient of correlation and the coefficient of determination. Interpret.
Question 2. 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
a. Determine the regression equation.
b. Determine the value of Y’ when X is 7.
Provide complete and step by step solution for the question and show calculations and use formulas.