Physics, 24.01.2020 00:31, kstyleszdance

Aleast squares regression line was created to predict the exam 3 score of sta 2023 students based on their exam 1 score. the study found that the value of r-squared was 28.8% and the least squares regression line was yhat=50.57+0.4845x. what is the correlation coefficient, r?

1.0.54
2.-0.54
3.5.37
4.-5.37
5.0.08
6.-0.08

Answers: 3

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Aleast squares regression line was created to predict the exam 3 score of sta 2023 students based on...