Question

In: Statistics and Probability

The following data give the number of hours 5 students spent studying and their corresponding grades...

The following data give the number of hours 5 students spent studying and their corresponding grades on their midterm exams.

Hours Studying 1 3 5 5 6
Midterm Grades 60 66 71 77 93

Step 1 of 5: Calculate the sum of squared errors (SSE). Use the values b0=51.4000 and b1=5.5000 for the calculations. Round your answer to three decimal places.

Step 2 of 5: Calculate the estimated variance of errors, . Round your answer to three decimal places.

Step 3 of 5: Calculate the estimated variance of slope, Round your answer to three decimal places.

Step 4 of 5: Construct the 95% confidence interval for the slope. Round your answers to three decimal places.

Step 5 of 5: Construct the 90% confidence interval for the slope. Round your answers to three decimal places.

Solutions

Expert Solution

This is the regression analysis and to test whether the slope of regression line is significant or not by using the confidence interval.


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