CarPro specializes in renting cars for students going on spring break. Due to the long travel distances, the company carefully controls the miles-per-gallon that the cars get. Sample data are given below. The process standard deviation is not known. Construct an X-bar and R-chart with the data.

Observation
Sample 1 2 3
1 20.4 20.2 21.4
2 19.3 20.5 20.8
3 21.1 20.8 20.1
4 21.1 19.7 20.5
5 20.1 21.1 19.5

Fanning books buys books and magazines directly from publishers and distributes them to grocery stores. the wholesaler expects to purchase the following inventory: april may june required purchases (on account) $ 111,000 $ 131,000 $ 143,000 fanning books accountant prepared the following schedule of cash payments for inventory purchases. fanning books suppliers require that 85 percent of purchases on account be paid in the month of purchase; the remaining 15 percent are paid in the month following the month of purchase. required complete the schedule of cash payments for inventory purchases by filling in the missing amounts. determine the amount of accounts payable the company will report on its pro forma balance sheet at the end of the second quarter.

The prebisch–singer hypothesis concludes that: a. technology lowers the cost of manufactured products, so developing countries should see an increase in their terms of trade. b. developing countries experience a long-run decline in their terms of trade, as the demand for primary products in higher-income countries declines relative to their demand for manufactured goods. c. because of unfair trading practices, labor in developing countries is exploited. d. opec has been responsible for a slowdown in the world's standard of living.

Kirnon clinic uses client-visits as its measure of activity. during july, the clinic budgeted for 3,250 client-visits, but its actual level of activity was 3,160 client-visits. the clinic has provided the following data concerning the formulas to be used in its budgeting: fixed element per month variable element per client-visitrevenue - $ 39.10personnel expenses $ 35,100 $ 10.30medical supplies 1,100 7.10occupancy expenses 8,100 1.10administrative expenses 5,100 0.20total expenses $ 49,400 $ 18.70the activity variance for net operating income in july would be closest to: