Acreage and Value. The data from Exercise 14.37for lot size (in acres) and assessed value (in thousands of dollars) of a sample of homes in a particular area are on the WeissStats site. Specified value of the predictor variable: 2.5acres.

Short Answer

Expert verified

It is not applying the conditional mean and predicted value t-interval procedure to the given data in a reasonable manner. As a result, parts (b) through (f) are omitted.

Step by step solution

01

Given information

To determine whether the conditional mean and predated value t-interval procedures can be applied to data.

02

Explanation

Given that,


Calculation:
Using the data from Exercise 14.37, determine whether it is reasonable to apply the conditional mean and predated value t-interval procedure to data.
  • The residual plot clearly shows that the residuals are in the horizontal band.
  • The normal probability plot of residuals reveals that the residuals follow a roughly linear pattern.
  • As a result, for the variables value and lot size, assumptions 1-3for regression inferences are not violated. However, it is clear from Exercise 14.73that the observations do not follow a linear pattern.
03

Part 3: Conclusion

As a result, applying the conditional mean and predicted value t-interval procedure to the given data is not reasonable. As a result, parts (b) through (f) are omitted.

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