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P 10 In the format they want for P assignments, please. Need within 48 hours or sooner please. 1. A random sample of 11 statistics students produced the following data where x is the third exam score, out of 80, and y is the final exam score, out of 200. THIRD EXAM SCORE (X) 65 67 71 71 66 75 67 70 71 69 69 FINAL EXAM SCORE (Y) 175 133 185 163 126 198 153 163 159 151 159 A) Predict the final score if the person obtains a third exam score of 68. B) Calculate the standard error of the estimate. C) Give the percentage of variation explained by regression. 2. The regression line = 3 + 2x has been fitted to the data points (4,8) , (2,5) and (1,2). The sum of the squared residuals will be ____________________ .

P 10 In the format they want for P assignments, please. Need within 48 hours or sooner please.
1. A random sample of 11 statistics students produced the following data where x is the third exam score, out of 80, and y is the final exam score, out of 200.
THIRD EXAM SCORE
(X)
65
67
71
71
66
75
67
70
71
69
69

FINAL EXAM SCORE
(Y)
175
133
185
163
126
198
153
163
159
151
159

A) Predict the final score if the person obtains a third exam score of 68.
B) Calculate the standard error of the estimate.
C) Give the percentage of variation explained by regression.

2. The regression line = 3 + 2x has been fitted to the data points (4,8) , (2,5) and (1,2). The sum of the squared residuals will be ____________________ .

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