Author Question: The statistical methods discussed in this chapter are used to test characteristics of populations ... (Read 86 times)

storky111 · **on:** Jul 24, 2018

The statistical methods discussed in this chapter are used to test characteristics of populations without referring to specific parameters. For this reason, these techniques are called nonparametric techniques.
Indicate whether the statement is true or false

Question 2

A Wilcoxon rank sum test for comparing two populations involves two independent samples of sizes 15 and 20 . If the value of un-standardized test statistic is T = 225, then the value of the standardized test statistic is z = -1.50.
Indicate whether the statement is true or false