The data below are the final exam scores of 10 randomly selected history students and...

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The data below are the final exam scores of 10 randomly selected history students and the number of hours they slept the night before the exam Find the least squares regression line for the given data What would be the predicted score for a history student who slept 7 hours the previous night Is this a reasonable question Round the least squares regression line values to two decimal places and round the predicted score to the nearest whole number Hours x Scores y 3 5 2 8 2 4 4 5 6 30 65 80 60 88 66 78 85 90 90 71 OA y 5 04x 56 11 91 Yes it is reasonable OB y 5 04x 56 11 21 Yes it is reasonable OC y 5 04x 56 11 91 No it is not reasonable 7 hours is well outside the scope of the model

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The data below are the final exam scores of 10 randomly selected history students and the number of hours they slept the night before the exam Find the least squares regression line for the given data What would be the predicted score for a history student who slept 7 hours the previous night Is this a reasonable question Round the least squares regression line values to two decimal places and round the predicted score to the nearest whole number Hours x Scores y 3 5 2 8 2 4 4 5 6 30 65 80 60 88 66 78 85 90 90 71 OA y 5 04x 56 11 91 Yes it is reasonable OB y 5 04x 56 11 21 Yes it is reasonable OC y 5 04x 56 11 91 No it is not reasonable 7 hours is well outside the scope of the model