(1) You are planning a One-Way ANOVA study with 4 conditions and you want 40 observations in each condition. How many participants would you need to run the study?
a.4
b. 10
c. 40
d.160
(2) What is the effect of a larger (rather than smaller) value for the estimated standard error?
A.a larger value for t and a greater likelihood of rejecting the null hypothesis
b- a larger value for t and a lower likelihood of rejecting the null hypothesis
c. a smaller value for t and a greater likelihood of rejecting the null hypothesis
d. a smaller value for t and a lower likelihood of rejecting the null hypothesis
(3) Which of the following research situations is most likely to use an independent t-test design?
a) Evaluate the effectiveness of a pain reliever by measuing how much pain is reduced after taking the medication.
b. Evaiuate the effectiveness of a cholesterol medication bv comparing cholseterol levels before and after the medication.
c. Evaluate the difference in self-esteem between groups exposed to an inspirationa lspeech or a lecture about the horrors of war.
d. Evaluate the development of verbal skills between age 2 and age 3 for a sampie of girls