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The mean measured verbal IQ (IQV) score of a random sample of 20 children was 86.9 with a standard deviation of 18.5. The mean measured performance IQ score (IQP) of a random sample of 20 children was 101.8 with a standard deviation of 20.0. Using the Critical Value method and alpha = 0.005 to test the claim that the mean IQV is less than the mean IQP. Assume the population variances are not equal (so use unpooled). %3D HO: mu1<=mu2 claim Ha: mu1>mu2 HO: mu1>mu2 claim Ha: mu1<=mu2 HO: mu1>=mu2 claim la: mu1=mu2 Ha: mu1mu2 claim O HO: mu1>mu2 Ha: mu1<=mu2 claim

The mean measured verbal IQ (IQV) score of a random sample of 20 children was 86.9 with a standard deviation of 18.5. The mean measured performance IQ score (IQP) of a random sample of 20 children was 101.8 with a standard deviation of 20.0. Using the Critical Value method and alpha = 0.005 to test the claim that the mean IQV is less than the mean IQP. Assume the population variances are not equal (so use unpooled). %3D HO: mu1<=mu2 claim Ha: mu1>mu2 HO: mu1>mu2 claim Ha: mu1<=mu2 HO: mu1>=mu2 claim la: mu1=mu2 Ha: mu1mu2 claim O HO: mu1>mu2 Ha: mu1<=mu2 claim

Calculus For The Life Sciences
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
Section13.2: Expected Value And Variance Of Continuous Random Variables
Problem 10E
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The mean measured verbal IQ (IQV) score of a random sample of 20 children was 86.9 with a standard deviation of 18.5. The mean measured performance IQ score (IQP) of a random sample of 20 children was 101.8 with a standard deviation of 20.0. Using the Critical Value method and alpha 0.005 to test the claim that the mean IQV is less than the mean IQP. Assume the population variances are not equal (so use unpooled). HO: mu1<=mu2 claim Ha: mu1>mu2 HO: mu1>mu2 claim Ha: mu1<=mu2 HO: mu1>=mu2 claim Ha: mu1<mu2 HO: mu1>=mu2 Ha: mu1<mu2 claim OHO: mu1<=mu2 Ha: mu1>mu2 claim O HO: mu1>mu2 Ha: mu1<=mu2 claim SAMSUNG
Transcribed Image Text:The mean measured verbal IQ (IQV) score of a random sample of 20 children was 86.9 with a standard deviation of 18.5. The mean measured performance IQ score (IQP) of a random sample of 20 children was 101.8 with a standard deviation of 20.0. Using the Critical Value method and alpha 0.005 to test the claim that the mean IQV is less than the mean IQP. Assume the population variances are not equal (so use unpooled). HO: mu1<=mu2 claim Ha: mu1>mu2 HO: mu1>mu2 claim Ha: mu1<=mu2 HO: mu1>=mu2 claim Ha: mu1<mu2 HO: mu1>=mu2 Ha: mu1<mu2 claim OHO: mu1<=mu2 Ha: mu1>mu2 claim O HO: mu1>mu2 Ha: mu1<=mu2 claim SAMSUNG
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