An interaction variable of two variables, X; and Yį is Xį × Yį. Suppose Xįis a qualitative variable with 3 levels, and Y; is a qualitative variable with 4 levels. Ifwe represent X; and Y; each as a set of dummies, and consider all interactions of thesedummies - including with powers of themselves - how many possible variables are there?A. 5B. 6C. 11D. 47E. An infinite number

From the given information, An interaction variable of two variables, Xi and Yi is Xi×Yi. Suppose Xi…

Answered: An interaction variable of two…

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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Wall Street financiers 3,800 4,100 2,200 5,300 artists 1,300 1,700 2,300 2,100 Consider a research design in which four Wall Street financiers and four artists are measured on calorie intake. Their occupation is what sort of variable, standing in as the independent variable? (This is a very short answer).
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2.) Oscar went to the candy shop to buy a total of 13 pieces of chocolate and gummies. The chocolate costs $0,50 each, and the gummies costs $0.75 each. If he spent a total of $9, then how many of each type of candy did he buy? a. Define your variables and label your answer
Describe the meaning of the following geometric diagram for a 2-variable statistical model: M 20.0 80.0 80.0 20.0 F The two explanatory variables are non-orthogonal and the model with both variables is about the same as the model with just one. The two explanatory variables are orthogonal The two explanatory variables are non-orthogonal and the model with just one variable is nearly as good as the model with both. The two explanatory variables are non-orthogonal and the model both variables is about the same as the model with just one.
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The head of the marketing division of a leading chocolate manufacturer must decide among our different wrapper styles for the chocolate. To provide a database for the decision, he has the chocolate placed in the different wrappers and distributes them to five supermarkets. At the end of 2 weeks, he finds that the following amounts of chocolate were sold: Wrapper A Wrapper B Wrapper C Wrapper D 90 98 130 82 State the dependent and independent variable Is this directional or non directional test
From the following situations, which one identifies the independent variable and dependent variable correctly? a) The more time people spend using social media, the less able they are to express themselves in conversation. The independent variable is the expression in conversation while the dependent variableis the time spent usingsocial media. b) Taking a nap in the afternoon makes people more relaxed andless irritable for the rest of the day. The independent variable is the level ofrelaxation and irritability of a personfor the rest of the day while the dependent variable is taking a nap in the afternoon. c) The relationship between the amount of violence that childrensee on television and the amount of aggressive behavior they display. The independent variable is amount of aggressive behavior display by childrenwhile the dependent variable is the amount of violence that children see on television. d) Does attentiveness in classinfluence teacher's effectiveness? The independent…
Your answer is incorrect. Let u = (-3, 1, 7), v = (3,0, –6), and w = (6,-1, -3) Find the components of v – w. v - w = (-4,1, 3) eTextbook and Media Hint Submit Ans Attempts: 2 of 3 used Save for Later Using multiple attempts will impact your score.

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