Entertainment Software Association would like to test if the median age of "gamers" (those that routinely play video games) is more than 30 years old. The following table summarizes the ages of a random sample of gamers
Age Number of GamersBelow 30 12Equal to 30 4More than 30 30The appropriate nonparametric procedure for this analysis is the _________________ test.A) Wilcoxon signed-rank
B) Kruskal-Wallis
C) Wilcoxon rank-sum
D) sign
D
Business
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Which of the following is a characteristic of task analysis?
A. It does not require knowledge of the work environment. B. It is independent of time constraints or deadlines. C. It results in an assessment of employees' readiness for training. D. It is usually conducted along with person analysis. E. It helps in determining individuals' needs for training.
Business
When an entity has multiple unique attributes, each one of them is mapped as a primary key of the resulting relation
Indicate whether the statement is true or false
Business