The person who developed this technique poked holes in the findings of the Lanarkshire milkexperiment. Nonparametric alternatives to this technique include the Mann-Whitney U 
The person who developed this technique poked holes in the findings of the Lanarkshire milkexperiment. Nonparametric alternatives to this technique include the Mann-Whitney U test and Wilcoxonsigned rank test. Welch's version of this technique assumes that the two populations being compared haveunequal variance. A "paired" version of this test is often used to analyze data taken from "matched pairs"samples. This test was first developed to measure the quality of Guinness beer by William Gosset, whopublished its description under the pseudonym "Student." For 10 points, name this statistical test typicallyused when the data is assumed to be normally distributed but the population mean and standard deviationare unknown, a common alternative to a z-test.
The person who developed this technique poked holes in the findings of the Lanarkshire milkexperiment.
Student's t-test