The high school grade-point average (X) and college grade-point (Y ) for 29 randomly sampled college freshman yielded the following results:

(Yi −Y¯)

2 = 64, (Xi −X¯)

2 = 100, (Xi −X¯)(Yi −Y¯) = 40.

Test H0 : ρ = 0 at the .1 level and interpret the results.