While browsing for the best deal, Fred finds a brand-new lawn mower on sale for 35% off the total price of $339 with an 8% sales tax. His neighbor had offered to sell him a similar lawn mower that he had just bought a month ago because he was moving and no longer needed it for $250.

a. We will use our composite functions, h(x) = (f + g)(x) to find the final price of the brand-new lawn mower. Use the equations f(x) = 0.65x, for the 35% off, and g(x) = .08(.65x), for the sales tax on the sales price of the lawn mower. What is the final price? Show your steps.

b. Which lawn mower should Fred buy? Circle one

The Lawn Mower on Sale or The Neighbor’s Lawn Mower

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.