Imagine a 2,000-acre park with picnic benches, trees, and a pond. suppose it is publicly owned, and people are invited to enjoy its beauty. when the weather is nice, it is difficult to find parking, and the trash cans overflow with food wrappers on summer afternoons. otherwise, it is a great place. the park is a common resource because a if too many people use it, one person's use diminishes other peoples’ use. b people can be prevented from using it. c anyone can use it without affecting anyone else. d access is limited due to driving distances.

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?

Why are the four primary service outputs of spatial convenience, lot size, waiting time, and product variety important to logistics management? provide examples of competing firms that differ in the level of each service output provided to customers?

Oz makes lion food out of giraffe and gazelle meat. giraffe meat has 18 grams of protein and 36 grams of fat per pound, while gazelle meat has 36 grams of protein and 18 grams of fat per pound. a batch of lion food must contain at least "46,800" grams of protein and 70,200 grams of fat. giraffe meat costs $1/pound and gazelle meat costs $2/pound. how many pounds of each should go into each batch of lion food in order to minimize costs? hint [see example 2.]