Question

Is this right?, if not, please answer A-E correctly. Thanks

The commercial division of a real estate firm is conducting a regression analysis of the relationship between annual gross rents (in thousands dollars), and y, selling price (in thousands of dollars) for apartment buildings. Data were callected an several propertics recently sold and the following computer output was obtained. n equaton a Coaf SE Cacef T Predictor Constent 7.210 1.3624 5 29 Analysis of Varience SOURCE п ss 41,587.2 Regression lual 51,984.3 Total a. How many apartrment buildings were in the sample? 9 b. Write the estimeted regression equetion (to 2 decimals necessary) =20. + 7.2 c. Use the t statistic to test the significance of the ralationship at a 05 level af significance. What is the pvalue? Use Table 1 of Appendix B p-velue is Select your answer-# What is your conclusion? Select your answer d. Use the Pstatistic to test the significance the reletionship at a 05 level af significance. Compute the F test statistic (to 2 decimals) What is the e value? wvalue is - Select your answer - What is yaur conclusian? Select your answer e. Predict the selling price of an apartment building with gross annual rents of S50,000 (to 1 decimal). thousands.

Answer 1

a) number of apartment buildings =9

b) yhat =20.00+7.21x

c)p value =0.0011

Conclusion: there is a significant linear relationship

d)F =41587.2/((51984.3-41587.2)/7)=28.00

p value =0.0011

Conclusion: there is a significant linear relationship

e)

predicted value =20+7.21*50 =380.5