Total Quality Management

251. If the F-Value calculated from the data is 5.0, the result is statistically significant

1. Always
2. Sometimes
3. Never
4. Illogical Question

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252. Two factors are said to interact when

1. the simple main effects of one factor are not homogeneous across all levels of the other.
2. the simple main effects of one factor are homogeneous across the levels of the other.
3. there are neither main effects nor simple main effects.
4. there are no main effects.

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253. Which of these characterizes a factorial design?

1. One in which there is a single independent variable.
2. One in which there is more than one independent variable
3. One in which the researcher wants to investigate the interactions between variables
4. Both B and C

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254. What statistic is used to check the significance of the Kruskal-Wallis test?

1. Mean rank
2. Partial
3. t-value
4. Chi squared

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255. What is the appropriate statistical test for a factorial design?

1. the Modes test
2. ANOVA
3. t-test
4. chi-square

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256. Give the F test for the interaction effect of factors A and B.

1. F = (SS_ABB )/MSE
2. F = (SS_A)/MSE + (SS_B)/MSE
3. F = (MS_A)/MSE + (MS_B)/MSE
4. F = (MS_AB)/MSE

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257. The Kruskal-Wallis is based upon the ______________ test.

1. Pearson's r
2. Wilcoxon
3. Mann Whitney
4. Friedman

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258. In a factorial experiments, we

1. test one factor at a time
2. cannot estimate interactions
3. test all possible combination of factor levels are tested
4. all of these

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259. What is the Variation due to Memory?

1. 84%
2. 76%
3. 19%
4. 5%

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260. In a factorial design, a(an) ______________ between independent variables indicates that the effect of one independent variable is different at different levels of the other independent variable.

1. main effect
2. factorial effect
3. interaction
4. moderation

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