Select the correct answer. The tables show the subscription costs for two magazines. What is the ratio of the cost of Magazine A to the cost of Magazine B?

Magazine A Magazine B
Duration of Subscription Subscription Cost
(dollars) Duration of Subscription Subscription Cost
(dollars)
12 months 36 12 months 32
24 months 72 24 months 64
36 months 108 36 months 96
A.
9 : 4
B.
9 : 7
C.
9 : 8
D.
9 : 5

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 25, a standard deviation of 2.5, and margin of error of 5%

What is the common difference for this arithmetic sequence? -6,-2,2,6,10 a.4 b.5 c.3 d.6

In a study of the relationship between socio-economic class and unethical behavior, 129 university of california undergraduates at berkeley were asked to identify themselves as having low or high social-class by comparing themselves to others with the most (least) money, most (least) education, and most (least) respected jobs. they were also presented with a jar of individually wrapped candies and informed that the candies were for children in a nearby laboratory, but that they could take some if they wanted. after completing some unrelated tasks, participants reported the number of candies they had taken. it was found that those who were identiď¬ed as upper-class took more candy than others. in this study, identify: (a) the cases, (b) the variables and their types, (c) the main research question, (d) identify the population of interest and the sample in this study, and (e) comment on whether or not the results of the study can be generalized to the population, and if the ď¬ndings of the study can be used to establish causal relationships.