A regression analysis is performed using data for 20 single-family homes to predict appraised value (in thousands of dollars) based on land area of the property (in acres), X. and age (in years), X. in month i. Use the results below to complete parts (a) and (b) below. Variable Intercept Area, X, Age, X2 Standard Error 48.16964 450.80604 111.33262 t Statistic 8.35 4.05 Coefficient p-value 0.0000 0.0008 402.03041 -2.34209 0.72078 -3.25 0.0047 b. At the 0.05 level of significance, determine whether each independent variable makes a significant contribution to the regression model. On the basis of these results, indicate the independent variables to include in this model. Choose the correct hypotheses for X, below. OA Ho: P 40 O B. Ho: B,1 H: B,1 OD. Ha: B,1 H: P-0 OC. H: P-0 H: P, 40 Find the test statistic. (Round to two decimal places as needed.) Determine the p-value. p-value -O (Round to four decimal places as needed.) Reach a conclusion. Choose the corect answer below. V Họ. There sufficient evidence that X, makes a significant contribution to the regression model. Choose the correct hypotheses for X, below. OA H: 0 H: 10 OC. Ho: P21 H: 1 OB. Ho: Pz40 OD. Ho: P21

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Chapter1: Starting With Matlab
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Find the test statistic.
ISTAT =O
(Round to two decimal places as needed.)
Determine the p-value.
p-value =
(Round to four decimal places:
needed.)
Reach a conclusion. Choose the correct answer below.
Ho. There
V sufficient evidence that X, makes a significant contribution to the regression model.
On the basis of these results, indicate the independent variables to include in this model. Choose the correct answer below.
O A. Include both variables X, and X,.
O B. Include only the variable X,.
OC. Include neither variable X, nor variable X,.
O D. Include only the variable X,-
Transcribed Image Text:Find the test statistic. ISTAT =O (Round to two decimal places as needed.) Determine the p-value. p-value = (Round to four decimal places: needed.) Reach a conclusion. Choose the correct answer below. Ho. There V sufficient evidence that X, makes a significant contribution to the regression model. On the basis of these results, indicate the independent variables to include in this model. Choose the correct answer below. O A. Include both variables X, and X,. O B. Include only the variable X,. OC. Include neither variable X, nor variable X,. O D. Include only the variable X,-
A regression analysis is performed using data for 20 single-family homes to predict appraised value (in thousands of dollars) based on land area of the property (in acres), X,, and age (in years), X2, in month i. Use the results below to complete parts (a) and (b) below.
Standard
Error
48.16964
Variable
Intercept
Area, X1
Age, X2
Coefficient
402.03041
450.80604
t Statistic
8.35
p-value
0.0000
111.33262
4.05
0.0008
- 2.34209
0.72078
-3.25
0.0047
b. At the 0.05 level of significance, determine whether each independent variable makes a significant contribution to the regression model. On the basis of these results, indicate the independent variables to include in this model.
Choose the correct hypotheses for X, below.
O A. Ho: B, +0
H: B, =0
O B. Ho: B, = 1
H: B, #1
O D. Ho: B, #1
OC. Ho: P, =0
H: B, #0
H: B, = 1
Find the test statistic.
tSTAT
(Round to two decimal places as needed.)
Determine the p-value.
p-value =
(Round to four decimal places as needed.)
Reach a conclusion. Choose the correct answer below.
Ho. There
|sufficient evidence that X, makes a significant contribution to the regression model.
Choose the correct hypotheses for X, below.
O A. Hg: P2 =0
H,: B2 #0
OC. Ho: B2 = 1
H,: B2 #1
B. Ho: P2 #0
H4: B2 = 0
O D. Ho: P2 +1
H,: B2 = 1
Transcribed Image Text:A regression analysis is performed using data for 20 single-family homes to predict appraised value (in thousands of dollars) based on land area of the property (in acres), X,, and age (in years), X2, in month i. Use the results below to complete parts (a) and (b) below. Standard Error 48.16964 Variable Intercept Area, X1 Age, X2 Coefficient 402.03041 450.80604 t Statistic 8.35 p-value 0.0000 111.33262 4.05 0.0008 - 2.34209 0.72078 -3.25 0.0047 b. At the 0.05 level of significance, determine whether each independent variable makes a significant contribution to the regression model. On the basis of these results, indicate the independent variables to include in this model. Choose the correct hypotheses for X, below. O A. Ho: B, +0 H: B, =0 O B. Ho: B, = 1 H: B, #1 O D. Ho: B, #1 OC. Ho: P, =0 H: B, #0 H: B, = 1 Find the test statistic. tSTAT (Round to two decimal places as needed.) Determine the p-value. p-value = (Round to four decimal places as needed.) Reach a conclusion. Choose the correct answer below. Ho. There |sufficient evidence that X, makes a significant contribution to the regression model. Choose the correct hypotheses for X, below. O A. Hg: P2 =0 H,: B2 #0 OC. Ho: B2 = 1 H,: B2 #1 B. Ho: P2 #0 H4: B2 = 0 O D. Ho: P2 +1 H,: B2 = 1
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