Which of the following would be a good dummy variable? (Select all that apply.)1 None of these2 If a person’s been in prison.3 Whether gay marriage is legal in a country.4 How intelligent someone is (using IQ).

Dummy variable is used to decode the categorical data. Dummy variables are coded as 0 or 1.

Answered: Which of the following would be a good…

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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Four different beverages are sold at a fast-food restaurant soft drinks, tea, coffee, and bottled water. Answer parts (a) and (b) a. Explain why the type of beverage sold is an example of a categorical variable. Choose the correct answer below OA Type of beverage sold is a categorical variable because the values of the variable arise from a measuring process OB. Type of beverage sold is a categorical variable because the values of the variable can only be placed into categories OC. Type of beverage sold is a categorical variable because the values of the variable arise from a counting process OD. Type of beverage sold is a categorical variable because the values of the variable represent quanteles b. Explain why the type of beverage is a nominal-scaled variable Choose the correct answer below OA Type of beverage sold is a nominal-scaled variable because there are no rankings for the different values of the vanable OB Type of beverage sold is a nominal-scaled variable because the…
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1		None of these
2		If a person’s been in prison.
3		Whether gay marriage is legal in a country.
4		How intelligent someone is (using IQ).

Which of the following would be a good dummy variable? (Select all that apply.) 1 None of these 2 If a person’s been in prison. 3 Whether gay marriage is legal in a country. 4 How intelligent someone is (using IQ).