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  3. an educational psychologist has developed a mediat

An educational psychologist has developed a mediation technique to reduce anxiety. The psychologist selected a sample...

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Basic Math

An educational psychologist has developed a mediation techniqueto reduce anxiety. The psychologist selected a sample of highanxiety students that are asked to do the mediation at two therapysessions a week apart. The participants' anxiety is measured theweek before the first session and at each subsequent session. Beloware the anxiety scores for the participants. What can thepsychologist conclude with ?= 0.05?

beforesession 1session 2
9
6
8
5
8
6
9
6
8		7
7
6
7
1
9
7
7
7		6
5
5
4
5
6
5
5
4


a) What is the appropriate test statistic?
---Select--- na one-way ANOVA within-subjects ANOVA two-wayANOVA

b) Compute the appropriate test statistic(s) tomake a decision about H0.
critical value =  ; test statistic =  
Decision:  ---Select--- Reject H0 Fail to reject H0

c) Compute the corresponding effect size(s) andindicate magnitude(s).
?2 =  ;  ---Select--- na trivialeffect small effect medium effect large effect

d) Make an interpretation based on theresults.

At least one of the sessions differ on anxiety.None of thesessions differ on anxiety.    

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