Assume Pams stables uses trainers hours to estimate the cost of training horses. Construct a 95% confidence interval for the cost of training horses when the number of trainer hours is estimated at 14,000. (Assume 14,000 trainer hours is within the relevant range. Round all calculations to the nearest dollar.)

a.($198,406, $388,620)

b.($214,777, $372,249)

c.($196,864, $388,162)

d.($249,949, $337,077)

e.($293,489, $293,537)

f.($201,799, $385,227)

g.($215,052, $371,974)

h.None of the above.

Information from the records of Leaf Inc. for the month of March is as follows:

Sales $250,380

Selling andadministrative expenses $ 29,300

Direct materials, March 1 $ 12,400

Work in process, March 1 $ 13,900

Finished goods, March 1 $ 21,700

Direct labor $ 78,200

Direct materials, March 31 $ 22,100

Work in process, March 31 $ 11,100

Finished goods, March 31 $ 23,500

Direct materials purchases $ 85,400

Indirect production costs $ 45,300

The operating income (loss) for the month of March is:

a.$12,180

b.$50,180

c.$19,080

d.$11,180

e.$66,180

f.$20,880

g.$(44,520)

h.None of the above