Question

A statistics professor would like to build a model relating student scores on the first test to the scores on the second test. The test scores from a random sample of 21 students who have previously taken the course are given in the table. Test Scores Student First Test Grade Second Test Grade 1 83 59 2 53 75 3 79 65 4 90 59 5 67 67 6 63 72 7 60 69 8 58 72 9 77 66 10 72 61 11 92 58 12 94 58 13 70 68 14 90 55 15 90 56 16 55 70 17 40 79 18 74 62 19 87 55 20 79 61 21 40 74 Step 1 of 2 : Using statistical software, estimate the parameters of the model Second Test Grade=β0+β1(First Test Grade)+εi. Enter a negative estimate as a negative number in the regression model. Round your answers to 4 decimal places, if necessary

Answer 1