If a randomized ANOVA produced SSbetween = 35 and SSwithin = 15, then 2 would be:
a. 35/50 x 100 = 70.
b. 50/35 x 100 = 143.
c. 15/50 x 100 = 30.
d. unable to determine.
If a randomized ANOVA produced MSbetween = 35 and MSwithin = 15, then the F-ratio would be:
a. 35/15 = 2.33.
b. 15/35 = .43.
c. 35/50 = .70.
d. 50/15 = 3.33.
The between groups variance is comprised of _____ variance and _____ variance.
a. systematic; error
b. within-groups; error
c. total; error
d. within-groups; total
If the independent variable in an experiment had an effect this would contribute to _____ variance in the F-ratio.
a. total
b. between-groups
c. within-groups
d. error
If a researcher reported an F-ratio with df = 3, 32 for a randomized ANOVA, then there were _____ conditions in the experiment and _____ total subjects.
a. 4; 36
b. 4; 40
c. 3; 36
d. 3; 32
For an F-ratio with df = 2, 26, the Fcv for = .05 would be:
a. 2.36.
b. 3.37.
c. 4.23.
d. 5.53.
If, in a randomized ANOVA there are three groups with 10 subjects in each group, then the df for the F-ratio is equal to:
a. 30.
b. 29.
c. 2, 27.
d. 2, 28.
When the variance _____ the groups is _____ and the variance _____ the groups _____, we can expect a large F-ratio.
a. between; large; within; large
b. between; small; within; small
c. between; large; within; small
d. between; small; within; large
The F-ratio is a ratio of _____ variance over _____ variance.
a. between-groups; within-groups
b. within-groups; between-groups
c. total; between-groups
d. total; within-groups
If the null hypothesis for an ANOVA is true, then the F-ratio should be:
a. greater than 5.00.
b. a negative number.
c. 0.00.
d. 1.00.
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