You have run a Kruskal–Wallis test on data and it shows a significant difference between multiple groups which you are testing. How would you now conduct pairwise comparisons?
A. A t-test
B. Wilcoxon test
C. Mann–Whitney test
D. None of the above
Answer: C
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It is important to understand before you criticize
A. True B. False
Infants and toddlers who are at-risk may be served under Part C of IDEIA. A child who has Down syndrome could be served under __________________risk category, a child whose parents abuse alcohol would be served under the ________________________risk category, and a child who was born three months prematurely might be served under the _______________________risk category
Fill in the blank(s) with correct word
It is important for students to learn the true history of our nation ______.
a. to become aware of ongoing racism, sexism, and other acts of intolerance b. to become LGBT activists c. to know how horribly this nation treated others d. to persuade immigrants not to come settle in this nation
. Imagine you compare the effectiveness of four different types of stimulant to keep you awake while revising statistics using a one-way ANOVA. The null hypothesis would be that all four treatments have the same effect on the mean time kept awake. How would you interpret the alternative hypothesis?
A. All four stimulants have different effects on the mean time spent awake. B. At least two of the stimulants will have different effects on the mean time spent awake. C. None of the above D. Two of the four stimulants have the same effect on the mean time spent awake.