What is the explanatory variable? Is it categorical or quantitative ?

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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What is the explanatory variable? Is it categorical or quantitative ?
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Transcribed Image Text:3. A headline in June 2015 proclaims "Intections Lower IQ". The headlıne s baled on s tudy test analyzed found that horpital with score infecton Is based on gare at age 19. They also which scientist an 1Q in to Danish haspital records of the meń and 351- men of thom had been in a infection. The average an was lower for men who had that for who hadn't an a)
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