Maggie is having the flooring replaced in her kitchen, living room, and master bedroom.
the kitchen is getting slate tile. the tile cost $1.73 per-square-foot plus an installation fee per-square-foot. the area of the kitchen is 120 square feet, and the total cost for the flooring with installation comes to $740.40.
the living room is getting hand-scraped hardwood flooring. the hardwood cost $4.98 per-square-foot plus an installation fee per-square-foot. the area of the living room is 200 square feet, and the total cost for the flooring with installation comes to $1,688.00.
the master bedroom is getting berber carpet. the carpet cost $2.48 per-square-foot plus an installation fee per-square-foot. the area of the master bedroom is 180 square feet, and the total cost for the flooring with installation comes to $928.80.
place the flooring type in order from the least to greatest installation fee per-square-foot.

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.