Size($) Rent(sq.feet) 850 1950 1450 2600 1085 2200 1232 2500 718 1950 1485 2700 1136 2650 726 1935 700 1875 956 2150 1100 2400 1285 2650 1985 3300 1369 2800 1175 2400 1225 2450 1245 2100 1259 2700 1150 2200 896 2150 1361 2600 1040 2650 755 2200 1000 1800 1200 2750 A real estate agent wishes to examine the relationship between the selling price of a home (measured in thousands of dollars) and its size (measured in square feet). In particular she wants to assess if the size of the home can accurately predict the house’s selling price. Use the sample data in the RENT spreadsheet to answer the following questions about the relationship. Which characteristic is the dependent variable? Y = Which characteristic is the independent variable? X = Create a scatter plot for the data set. What does this tell you about the relationship between the variables?     4. What are the values of the regression coefficients? b0 = b1 = 5. Write down the equation for the prediction line: Yi = The value of a house increases on average by how much for each additional one square foot of size?     When the square footage of a house is 0 ft2, what is the average predicted selling price?

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
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Please answer all these questions and label, data included:

Size($) Rent(sq.feet)
850 1950
1450 2600
1085 2200
1232 2500
718 1950
1485 2700
1136 2650
726 1935
700 1875
956 2150
1100 2400
1285 2650
1985 3300
1369 2800
1175 2400
1225 2450
1245 2100
1259 2700
1150 2200
896 2150
1361 2600
1040 2650
755 2200
1000 1800
1200 2750

A real estate agent wishes to examine the relationship between the selling price of a home (measured in thousands of dollars) and its size (measured in square feet). In particular she wants to assess if the size of the home can accurately predict the house’s selling price. Use the sample data in the RENT spreadsheet to answer the following questions about the relationship.

  1. Which characteristic is the dependent variable? Y =
  2. Which characteristic is the independent variable? X =
  3. Create a scatter plot for the data set. What does this tell you about the relationship between the variables?

 

 

4. What are the values of the regression coefficients?

  • b0 =
  • b1 =

5. Write down the equation for the prediction line:

  • Yi =
  • The value of a house increases on average by how much for each additional one square foot of size?

 

 

  • When the square footage of a house is 0 ft2, what is the average predicted selling price?
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