A psychologist asked a random sample to complete a depression questionnaire. On average, children have a score of 20. Does the sample of children differ from children in general? Children Depression Score A 19 20 18 19 21 UDE

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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Refer to diagram and apply to multiple choice. Thanks.
A psychologist asked a random sample to complete a depression questionnaire. On average, children have a score of
20. Does the sample of children differ from children in general?
Children
Depression Score
A
19
20
C
18
19
21
UDE
Transcribed Image Text:A psychologist asked a random sample to complete a depression questionnaire. On average, children have a score of 20. Does the sample of children differ from children in general? Children Depression Score A 19 20 C 18 19 21 UDE
What is the null and research hypothesis?
HO: xbar <=
Mu; H1: xbar > Mu
O HO: xbar does not equal Mu; H1: xbar =
Mu
O HO: xbar >= Mu; H1: xbar < Mu
O HO: xbar = Mu; H1: xbar does not equal Mu
Transcribed Image Text:What is the null and research hypothesis? HO: xbar <= Mu; H1: xbar > Mu O HO: xbar does not equal Mu; H1: xbar = Mu O HO: xbar >= Mu; H1: xbar < Mu O HO: xbar = Mu; H1: xbar does not equal Mu
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