One restaurant was experimenting with lowering the cholesterol level of recipes by substituting different cooking oils/fats in their dishes. They chose olive oil, canola oil, and margarine. Different patrons received the recipe prepared with one of the three oils/fats and then were asked for their evaluation of texture, flavor, and overall satisfaction, intention to repurchase the entree. The experiment involved three . a. dependent variables.
b. treatment levels.
c. moderating variables.
d. control groups.
e. none of the above is correct.

Arival company manufactures fuel tanks for cars using a different production technique. the total weekly cost (in dollars) of producing x tanks is given by c(x) = 10000 +90x - 0.04x2 find the marginal cost at a production level of 500 fuel tanks per week to approximate the cost of the 501st unit (round to the nearest 2 decimal places, if needed)

As a finance manager at allsports communication, charlie worries about the firm's borrowing requirements for the upcoming year. he knows the benefit of estimating allsports' cash disbursements and short-term investment expectations. facing these concerns, a(n) would provide charlie with valuable information by providing a good estimation of whether the firm will need to do short-term borrowing. capital budget cash budget operating budget line item budget

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?