The expression 3c, represents the number of ways of:
a. choosing 2 items at a time from a set of 3. c. arranging, in order, 2 items from a set of 3.
b. choosing 3 items at a time from a set of 2. d. arranging, in order, 3 items from a set of 2.
select the best answer from the choices provided
оа
ob
oc
od

Parks is wearing several rubber bracelets one third of the bracelets are tie dye 1/6 are blue and 1/3 of the remainder are camouflage if park swears to camouflage bracelets how many bracelets does he have on

What is the equation of a line passing through (-6,5) and having a slope of 1/3

Two researchers are attempting to create a new psychotherapy protocol that more reduces panic attacks. they believe that they have succeeded and are now in the clinical trial period of their protocol's development. they are working with several cohort groups, some of which have been through the new protocol, while others have done the standard protocol currently recommended. if these researchers are interested in evaluating the difference in the percentage of test subjects who successfully decreased their panic attacks in 2 months on the new protocol versus the percentage of test subjects who successfully decreased their panic attacks in 2 months with the traditional protocol, which of the following statistical tests would be most appropriate? a. analysis of variance (anova) b. correlation c. chi-square test d. paired t-test e. independent t-test