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The following multiple regression printout can be used to predict a person's height (in inches) given his or her shoe size and gender, where gender = 1 for males and 0 for females. Regression Analysis: Height Versus Shoe Size, Gender Coefficients Term Constant Shoe Size Coef SE Coef 55.26 1.02 1.167 0.19 Gender 2.577 0.483 T-Value 54.18 5.34 P-Value 0.000 0.000 0.000 (a) Find the value of the test statistic for shoe size. (Round your answer to two decimal places.) (b) Is the regression coefficient of shoe size statistically significant? (Use a = 0.05.) The regression coefficient of shoe size ---Select-- statistically significant. (d) Interpret the regression coefficient of Gender. Males are (c) Does the variable shoe size belong in the model? The variable shoe size ---Select---belong in the model. inches taller than females, on average, controlling for shoe size.

The following multiple regression printout can be used to predict a person's height (in inches) given his or her shoe size and gender, where gender = 1 for males and 0 for females. Regression Analysis: Height Versus Shoe Size, Gender Coefficients Term Constant Shoe Size Coef SE Coef 55.26 1.02 1.167 0.19 Gender 2.577 0.483 T-Value 54.18 5.34 P-Value 0.000 0.000 0.000 (a) Find the value of the test statistic for shoe size. (Round your answer to two decimal places.) (b) Is the regression coefficient of shoe size statistically significant? (Use a = 0.05.) The regression coefficient of shoe size ---Select-- statistically significant. (d) Interpret the regression coefficient of Gender. Males are (c) Does the variable shoe size belong in the model? The variable shoe size ---Select---belong in the model. inches taller than females, on average, controlling for shoe size.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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The following multiple regression printout can be used to predict a person's height (in inches) given his or her shoe size and gender, where gender = 1 for males and 0 for females. Regression Analysis: Height Versus Shoe Size, Gender Coefficients Term Constant Shoe Size Gender Coef 55.26 1.167 2.577 SE Coef 1.02 0.19 0.483 T-Value 54.18 Males are 5.34 (a) Find the value of the test statistic for shoe size. (Round your answer to two decimal places.) t = (d) Interpret the regression coefficient of Gender. P-Value 0.000 0.000 0.000 (b) Is the regression coefficient of shoe size statistically significant? (Use a = 0.05.) The regression coefficient of shoe size ---Select--- statistically significant. (c) Does the variable shoe size belong in the model? The variable shoe size ---Select---belong in the model. inches taller than females, on average, controlling for shoe size.
Transcribed Image Text:The following multiple regression printout can be used to predict a person's height (in inches) given his or her shoe size and gender, where gender = 1 for males and 0 for females. Regression Analysis: Height Versus Shoe Size, Gender Coefficients Term Constant Shoe Size Gender Coef 55.26 1.167 2.577 SE Coef 1.02 0.19 0.483 T-Value 54.18 Males are 5.34 (a) Find the value of the test statistic for shoe size. (Round your answer to two decimal places.) t = (d) Interpret the regression coefficient of Gender. P-Value 0.000 0.000 0.000 (b) Is the regression coefficient of shoe size statistically significant? (Use a = 0.05.) The regression coefficient of shoe size ---Select--- statistically significant. (c) Does the variable shoe size belong in the model? The variable shoe size ---Select---belong in the model. inches taller than females, on average, controlling for shoe size.
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