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In: Statistics and Probability

The data in the table is the number of absences for 7 students and their corresponding...

The data in the table is the number of absences for 7 students and their corresponding grade.

Number of Absences 1 1 2 3 3 6 7
Grade 3.9 3.8 3.7 3.5 2.7 2.4 2

Step 1 of 5: Calculate the sum of squared errors (SSE). Use the values b0=4.1440 and b1=−0.3047 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.

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