In economics there are positive statements and normative statements. the following is an example of a normative statement: "students should be able to attend community college for free, just like public school (k – 12) is free."

The wall street journal reported that walmart stores inc. is planning to lay off 2,300 employees at its sam's club warehouse unit. approximately half of the layoffs will be hourly employees (the wall street journal, january 25-26, 2014). suppose the following data represent the percentage of hourly employees laid off for 15 sam's club stores. 55 56 44 43 44 56 60 62 57 45 36 38 50 69 65 (a) compute the mean and median percentage of hourly employees being laid off at these stores. (b) compute the first and third quartiles. (c) compute the range and interquartile range. (d) compute the variance and standard deviation. (e) do the data contain any outliers? (f) based on the sample data, does it appear that walmart is meeting its goal for reducing the number of hourly employees?

The returns on the common stock of maynard cosmetic specialties are quite cyclical. in a boom economy, the stock is expected to return 22 percent in comparison to 9 percent in a normal economy and a negative 14 percent in a recessionary period. the probability of a recession is 35 percent while the probability of a boom is 10 percent. what is the standard deviation of the returns on this stock?

Royal motor corp. generates a major portion of its revenues by manufacturing luxury sports cars. however, the company also derives an insignificant percent of its annual revenues by selling its sports merchandise that includes apparel, shoes, and other accessories under the same brand name. which of the following terms best describes royal motor corp.? a. aconglomerate b. a subsidiary c. adominant-businessfirm d. a single-business firm