Author Question: We want to compare the scores of two different groups of people, those who are high in ... (Read 81 times)

xclash · **on:** Jun 20, 2018

We want to compare the scores of two different groups of people, those who are high in authoritarianism versus those who are low in authoritarianism, on a scale that measures leadership ability. What is the best statistical test to perform to see if the two groups are different from each other on this measure?

a. paired samples t-test
b. t-test for independent groups
c. factorial ANOVA
d. one way ANOVA

Question 2

A chess team advisor wanted to examine how long it took his top two players, Fishy Bobber and Chet Mate, to complete their moves. Over the course of 50 matches each, Fishy averaged 330 seconds to move while Chet averaged 420 seconds to move. If the overall standard deviation for Fishy and Chet was 45 seconds, what was the effect size of their difference?

a. 1.0
b. 90
c. 2.0
d. Not enough information is given.