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- Posted on: Sat 16 May, 2015
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1. How is the sum of squares unlike either the standard deviation or the variance?
2. If sums of squares statistics are calculated for shoppers at three different retail outlets, what statistic will indicate the variability among those at each outlet?
3. Which is the symbol used for the test statistic in ANOVA?
4. If ANOVA reveals that four different departments have significantly different levels of productivity, what will a post-hoc test indicate?
5. The independent t-test is based on which distribution?
6. What does omega-squared indicate?
7. Each different t-distribution is defined by which of the following?
8. When a significant interaction is graphed, what is indicated on the vertical axis?
9. Four different groups of employees are randomly selected from a common population for a study of differences in the impact of a wage increase. Why will there be differences even before the incentive is applied?
10.What is the probability of type II error when the null hypothesis is rejected?
Solution Description

1. How is the sum of squares unlike either the standard deviation or the variance?

2. If sums of squares statistics are calculated for shoppers at three different retail outle