Which of these is NOT a source of health information outlined in Chapter 6?

You are evaluating two groups, with 50 people per group and formed with random assignment,

to see if listening to music when learning a list of words improves later recall of the words. Because you will then rank the participants according to the number of recalled words, and you know the groups are not normally distributed, which of the following tests is most appropriate to determine group differences? A) Mann-Whitney U Test B) rank sums test C) Wilcoxon T Test D) chi-square test for two levels of a single nominal variable E) Kruskal-Wallis H Test

If we give a test twice, and most people get approximately the same score the second time as they did the first time, then the test has high __________

Fill in the blank(s) with correct word