a. Develop the least squares estimated regression equation that relates labor hours to house square footage and type of flooring.b. Use the regression equation developed in part (a) to predict labor hours when the house size is 3350 square feet and the type of flooring is wood. Garth James Builders would like to predict the total number of labor hours spent putting flooring in a house based onthe square footage of the house and the type of flooring. The following data have been compiled on 10 houses recentlybuilt.Square Footage (100s) Labor Hours Type of Flooring20195211702322023200262302722529240312253227535260TileTileWoodTileWoodTileWoodTileWoodWood

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Develop the least squares estimated regression equation that relates labor hours to house square footage and type of flooring. b. Use the regression equation developed in part (a) to predict labor hours when the house size is 3350 square feet and the type of flooring is wood.

Develop the least squares estimated regression equation that relates labor hours to house square footage and type of flooring. b. Use the regression equation developed in part (a) to predict labor hours when the house size is 3350 square feet and the type of flooring is wood.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.3: Measures Of Spread

Problem 6PPS

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Question

a. Develop the least squares estimated regression equation that relates labor hours to house square footage and type of flooring.

b. Use the regression equation developed in part (a) to predict labor hours when the house size is 3350 square feet and the type of flooring is wood.

Garth James Builders would like to predict the total number of labor hours spent putting flooring in a house based on
the square footage of the house and the type of flooring. The following data have been compiled on 10 houses recently
built.
Square Footage (100s) Labor Hours Type of Flooring
20
195
21
170
23
220
23
200
26
230
27
225
29
240
31
225
32
275
35
260
Tile
Tile
Wood
Tile
Wood
Tile
Wood
Tile
Wood
Wood

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