the dean of a business school wants to know whether higher GPAs lead to higher s
ID: 3269509 • Letter: T
Question
the dean of a business school wants to know whether higher GPAs lead to higher starting salaries for recent graduates. (Full question and answers in photo) Test: Exam IV Time Remaining: 00 56 42 Submit Test This Question: 1 pl 11 of 24 (5 complete) | This Test: 115 pts possible The Dean of a Business School wants to know whether higher GPAs lead to higher starting salaries for recent graduates. Records for 23 of last year's Business School grads were selected at random and data on GPA(K) and starting salaryy, in thousands of dollars) for each grad were used to fit the model Ely) Po +Pix. The results of the simple linear regression are provided below. y®425 + 2.75x, SSxy5.15 ss,x-1.87 ss,y-15, 17 SSE-1.0075 Calculate the value of 2, the coefficient of determination. A. 339 O B. 872 OC. .934 O D. 661 Click to select your answer 40) [ 808 PM 8/14/2017 eExplanation / Answer
coefficient of determinatio= 1-SSE/SSyy
=1- 1.0075/15.17
=0.933586025
option c
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