A prominent university conducted a survey on the effect of part-time work on student grade point average (GPA). Let x be the hours worked per week and y the GPA for the year. A summary of the results is below. What can the university conclude with ? = 0.05? (See picture for results, then solve A-D, thank you!)

A prominent university conducted a survey on the effect of part-time work on student grade point average (GPA). Let x be the hours worked per week and y the GPA for the year. A summary of the results is below. What can the university conclude with a = 0.05? n23!) Zy=53, Ex=509 2,2: 159, 2X2=11132 2,\": 1190, Solyr: 21 a) Compute the quantities below. Bo = B = What GPA is predicted when a students works 13 hours a week? b) Obtain/compute the appropriate values for H, : B