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Maria is testing an antidepressant therapy treatment. She does a t-test and rejects H0. Then she calculates an r2 and finds that it is large (r2 = 0.9). From these two things, what can Maria conclude about the antidepressant therapy treatment? a. it works, and it has a big effect b. it doesn’t work, and it has a big effect c. it works, and it has a small effect d. it might work, but it is more likely to just be sampling error

Maria is testing an antidepressant therapy treatment. She does a t-test and rejects H0. Then she calculates an r2 and finds that it is large (r2 = 0.9). From these two things, what can Maria conclude about the antidepressant therapy treatment? a. it works, and it has a big effect b. it doesn’t work, and it has a big effect c. it works, and it has a small effect d. it might work, but it is more likely to just be sampling error

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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  1. Maria is testing an antidepressant therapy treatment. She does a t-test and rejects H0. Then she calculates an r2 and finds
    that it is large (r2 = 0.9). From these two things, what can Maria conclude about the antidepressant therapy treatment?
    a. it works, and it has a big effect
    b. it doesn’t work, and it has a big effect
    c. it works, and it has a small effect
    d. it might work, but it is more likely to just be sampling error

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