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Chapter 12: Q.37 (page 718)

Perform linear regression. What is the linear equation? Round to the nearest whole number.

Short Answer

Expert verified

The linear equation# AIDS cases diagnosed=-3448225+1750(year)

Step by step solution

01

Given Information

We have to find the linear equation

02

Linear Regression in Minitab 

Perform linear regression in Minitab by following the steps shown below:

1. Enter data in Minitab worksheet.

2. Go to Stat and click on Regression. The dialog box will appear.

3. In the dialog box, enter the response variable as the number of AIDS cases diagnosed and enter predictors as a year.

03

Output

Click OK to get output as shown below

The linear equation is shown below :# AIDS cases diagnosed=鈭�3448225+1750(year)

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Most popular questions from this chapter

Use the following information to answer the next five exercises. A random sample of ten professional athletes produced the following data where xis the number of endorsements the player has and yis the amount of money made (in millions of dollars)

xyxy
02512
3849
2739
1303
513410

.When n=2andr=1,are the data significant? Explain

For a given line of best fit, you compute that r=0.5204using n=9data points, and the critical value is 0.666. Can the line be used for prediction? Why or why not?

What would you predict the sales to be on day 60?

Identify the potential outlier in the scatter plot. The standard deviation of the residuals or errors is approximately 8.6

For a given line of best fit, you computed that r=0.6501 using n=12 data points and the critical value is 0.576. Can the line be used for prediction? Why or why not?
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