Math, asked by mehjabeensafdar112, 6 hours ago

Fifty students take two midterm exams. On the first exam, the mean score is 65.0 and the standard deviation is 7.00. On the second exam, the mean score is 55.0 with a standard deviation of 10.00 . The correlation coefficient of the two scores is 0.70 . Obtain the least squares regression line for using the second exam score to predict the first exam score.

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Answered by ItzPrateek

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Fifty students take two midterm exams. On the first exam, the mean score is 65.0 and the standard deviation is 7.00. On the second exam, the mean score is 55.0 with a standard deviation of 10.00 . The correlation coefficient of the two scores is 0.70 . Obtain the least squares regression line for using the second exam score to predict the first exam score.

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