Ten students in a graduate program were randomly selected. Their grade point averages (GPAs) when they entered the program were between 3.5 and 4.0. The following data were obtained regarding their GPAs on entering the program versus their current GPAs.

1.Calculate the correlation coefficient and coefficient of determination and interpret the data:

Entering GPACurrent GPAR =

3.5 3.6

3.83.7 R²=

3.63.9Interpret:

3.6 3.6

3.5 3.9

3.9 3.8

4.0 3.7

3.9 3.9

3.5 3.8

3.7 4.0

Calculate the LSRL and interpret the slope and the y-intercept.