Question
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 | 2 | 3 | 3 | 6 | 7 | 7 |
|---|---|---|---|---|---|---|---|
| Grade | 3.7 | 3.7 | 3.5 | 3.1 | 2.8 | 2.5 | 1.7 |
Step 4 of 5 :
Construct the 90% confidence interval for the slope. Round your answers to three decimal places.
Homework Answers
Answer #1
For the given data using Regression in Excel we get output as
From the above output
Answer :
90% confidence interval for the slope is
-0.380 < 
1 < -0.157
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