Question

The following data gives the number of hours 1010 students spent studying and their corresponding grades...

The following data gives the number of hours 1010 students spent studying and their corresponding grades on their exams.

Hours Spent Studying 0.5 1.5 2 2.5 3 4 4.5 5 5.5 6
Grades 60 66 69 72 81 84 87 90 93 96

Step 3 of 3:

Calculate the correlation coefficient, r. Round your answer to three decimal places.

Math   Statistics-And-Probability   
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Homework Answers

Answer #1

The statistical software output for this problem is:

From above output:

Correlation coefficient (r) = 0.806

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