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*Please help fill in the blanks* What numerator is expected for the F-ratio, on average, if...

*Please help fill in the blanks*

What numerator is expected for the F-ratio, on average, if the null hypothesis is true in an ANOVA? Explain why.

The numerator of the F-ratio measures ______________,

a)only random differences

b)only systematic differences

c)all differences between subjects

d)all differences between samples

, and the denominator measures _________.

a) only random differences

b) only systematic differences

c)all differences between samples

If there is no treatment effect, differences between the sample are due to

a) only systematic differences

b) only random differences

, so the numerator and denominator measure_________ souces of variability,

a) systematic

b)the same

c) nonexistent

d) different

, and should be ________

a) nearly zero

b) about equal

c)undefined

d)very different

and have a ratio ____________.

a) close to 1

b)close to 0

c) undefined

math   Statistics-And-Probability   
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