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Samples Were Drawn from Three Populations n1=6,n2=9n _ { 1 } = 6 , n _ { 2 } = 9

Question 23

Multiple Choice

Samples were drawn from three populations. The sample sizes were n1=6,n2=9n _ { 1 } = 6 , n _ { 2 } = 9 , and n3=8n _ { 3 } = 8 . The sample means were xˉ1=1.52,xˉ2=1.62\bar { x } _ { 1 } = 1.52 , \bar { x } _ { 2 } = 1.62 , and xˉ3=1.65\bar { x } _ { 3 } = 1.65 . The sample standard deviations were s1=0.50,s2=0.36s _ { 1 } = 0.50 , s _ { 2 } = 0.36 , and s3=0.48s _ { 3 } = 0.48 . The grand mean is xˉ=1.604348\bar { x } = 1.604348 .
Compute the value of the test statistic FF .


A) 0.158
B) 0.031
C) 3.900
D) 0.062

Correct Answer:

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