A health psychologist tests a new intervention to determine if it can change healthy behaviors among children. To conduct the test, the researcher gives one group of children an intervention, and a second group is given a control task without the intervention. The number of healthy behaviors observed in the children during a 5-minute observation are given in the table. Use the following data to answer the questions.}NOTE: The problem doesn't say this, but because this is a chapter on related samples t tests, you can assume that a child in the intervention group is matched to a particular child in the control group. Calculate the difference scores. Use D = Yes - No.List the difference scores. (for example, x, x, -x, etc.) (whole numbers)_________Calculate the mean of the difference scores. (whole number) MD =_________ InterventionYesNo746.776.76.LOLOLOLO

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Answered: A health psychologist tests a new…

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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A health psychologist tests a new intervention to determine if it can change healthy behaviors among children. To conduct the test, the researcher gives one group of children an intervention, and a second group is given a control task without the intervention. The number of healthy behaviors observed in the children during a 5-minute observation are given in the table. Use the following data to answer the questions.}

NOTE: The problem doesn't say this, but because this is a chapter on related samples t tests, you can assume that a child in the intervention group is matched to a particular child in the control group.

Calculate the difference scores. Use D = Yes - No.

List the difference scores. (for example, x, x, -x, etc.) (whole numbers)

_________

Calculate the mean of the difference scores. (whole number) M_D =

_________