A researcher selects a sample from a population with = 30 and usesthe sample to evaluate the effect of a treatment. After treatment, thesample has a mean of M = 32 and a variance of s2 = 6. Which of thefollowing would definitely increase the likelihood of rejecting the nullhypothesis?Question 21 options:Increase the number of individuals in the sampleIncrease the sample meanDecrease the sample varianceAll of the other options will increase the likelihood of rejecting thenull hypothesis.

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Answered: selec Samp mple to evaluate the effec…

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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Which of the following accurately describes the effect of increasing the sample size? O Increases the standard error and has no effect on the risk of a Type l er Decreases the risk of a Type l error and has no effect on the standard error O Decreases the standard error and has no offect on the risk of a Type l error O Increases the risk of a Type l error and has no effect an the standard erro
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Assume we know the following for a paired-samples t test: N = 32, Mdifference = 1.75, s = 4
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selec Samp mple to evaluate the effec has a mean of M = 32 al ng would definitely increa: esis? on 21 options: ease the number of indiv ease the sample mean ecrease the sample va I of the other options w all hypothesis.