Math 240

Home - > Students X zy Section 8.1 - MAT 240: Applied Si X + ks.com/zybook/SNHUMAT240Master1/chapter/8/section/1 y > MAT 240: Applied Statistics home > thesis tests for the difference between two population means zyBooks cata Jump to level T A maker of dietary supplements would like to claim that a new supplement increases performance on an IQ test. IQ tests are administered to a simple random sample of people taking the supplement as a treatment and a control group. The results of the study are below. Mean Control Treatment What are the population parameters? 104.357 107.231 Variance 206.247 77.026 Observations 14 13 The mean score for all test-takers in each of the two groups Hypothesized Mean Difference of 22 Is the two-sample hypothesis test a paired t-test or an unpaired t-test? t Stat 0.632 P(T