Question: The House Selling Prices FL data file on the text CD has several predictors of house selling prices. The table here shows the ANOVA table

The House Selling Prices FL data file on the text CD has several predictors of house selling prices. The table here shows the ANOVA table for a regression analysis of y = the selling price (in thousands of dollars) and x = the size of house (in thousands of square feet). The prediction equation is = 9.2 + 77x.
ANOVA table for selling price and size of house:

a. What was the sample size?
b. The sample mean house size was 1.53 thousand square feet. What was the sample mean selling price?
c. Estimate the standard deviation of the selling prices for homes that have x = 1.53. Interpret.
d. Report an approximate prediction interval within which you would expect about 95% of the selling prices to fall, for homes of size x = 1.53.

Source Regression 1 182220 182220 135.07 0.000 Residual Error Total DF SS MS 98 132213 1349 99 314433

Step by Step Solution

★★★★★

3.51 Rating (161 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

a The residual df 98 equals n 2 therefore the sample size was 100 b ... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

531-M-S-Q-M (1615).docx

120 KBs Word File

Students Have Also Explored These Related Statistics Questions!

The House Selling Prices FL data file on the text CD lists selling prices of homes in Gainesville, Florida, in 2003 and some predictors for the selling price. For the response variable y = selling...

For the House Selling Prices FL data file on the text CD, MINITAB results of a regression analysis are shown for 100 homes relating y = selling price (in dollars) to x = the size of the house (in...

For the House Selling Prices FL data set on the text CD, when we regress y = selling price (in dollars) on x = number of bedrooms, we get the results shown in the printout. a. One home with three...

12.44 Predicting house prices The House Selling Prices FL data file on the books website has several predictors of house selling prices. The table here shows the ANOVA table for a regression analysis...

For the House Selling Prices OR data file on the text CD, the output shows the result of conducting a two-way ANOVA of house selling prices (in thousands) by the number of bedrooms in the house and...

For the House Selling Prices OR data file on the text CD, the output shows the result of conducting an ANOVA comparing mean house selling prices (in $1000) by Age Category ( New = 0 to 24 years old,...

Refer to the House Selling Price OR data file on the text CD. a. Set up an indicator variable for whether a house has a garage or not. Using software, put this as the sole predictor of house selling...

12.12 Predicting house prices For the House Selling Prices FL data file on the books website, MINITAB results of a regression analysis are shown for 100 homes relating y = selling price (in dollars)...

13.60 House prices This chapter has considered many aspects of regression analysis. Lets consider several of them at once by using software with the House Selling Prices OR data file on the books...

14.12 House prices and age For the House Selling Prices OR data file on the books website, the output shows the result of conducting an ANOVA comparing mean house selling prices (in $1000) by Age...

U Let ABC be the triangle with AB = 1, AC = 3 and ZBAC == . If a circle of radius r> 0 touches the sides 2 AB, AC and also touches internally the Circumcircle of the triangle ABC, then the value of r...

Find the roots of each of the following complex quadratic equations. (a) x2 - + (1 - i) = 0 (b) x2 - 3(1 - i)x - 5i = 0

Suppose shelf-life of a bottle of milk (i.e., the time from when the bottle leaves the supplier until it expires) in Problem 7 is about 5 weeks. Recently, Green Farms has been receiving complaints...

Ask those in the class who now work or have ever worked in the public sector what position management challenges they have experienced.

Well see that the amount by which statistics vary from sample to sample always depends on the sample size. This important fact can be illustrated by thinking about what would happen in repeated flips...

Your instructor will show you how to create data files by using the software for your course. Use it to create the data file you constructed by hand in Exercise 1.20 or 1.21. Data From Construct a...

Your university is interested in determining the proportion of students who would be interested in completing summer courses online, compared to on campus. A survey is taken of 100 students who...

eBook Project L costs $ 4 0 , 0 0 0 , its expected cash inflows are $ 1 2 , 0 0 0 per year for 1 0 years, and its WACC is 1 1 % . What is the project's NPV ? Do not round intermediate calculations....

The error for the production of a machine is uniformly distributed over [0.5,0.3]unit. Assuming that there are200machines working at the same time, approximate the probability that the final total...

Thabo works for a separation company, where he is required to separate a mixture containing 65, 25, and 10% mol of benzene, toluene, and xylene, respectively. A plate column is used to separate the...