1. Under which of the following conditions would it be appropriate to use a Binomial
random variable? In each case, explain why your answer is correct.
a. A department will interview 10 candidates for a position, and call back for
second interviews those who answer the interview questions to the satisfaction
of all the interviewers. They hope to call back at least 3, but past experience
suggests an average of about 1 call back per 4 interviews.
b. A factory posts on the wall the number of days since its last safety
infraction of injury. In the past year, the factory has had a safety infraction
or injury on 6 different days. The factory is interested in the n umber of days
that can be expected to elapse without an injury.
c. Fifteen of a doctor’s patients have the same ailment. Studies have shown
that about 86.5% of patients with this ailment respond to a certain drug. The
doctor prescribes the drug to all 15, but the number who will respond in this
case is, of course, not known in advance.2.The following information pertains to Skandalis Company's production of one unit of
its manufactured product during the month of June:
Standard quantity of materials 10 pounds
Standard cost per pound$0.75
Standard direct labor hours0.50
Standard wage rate per hour$10.00
Materials purchased 200,000 pounds
Cost of materials purchased $0.72 per pound
Materials consumed for manufacture of 10,000 units112,000 pounds
Actual direct labor hours required for 10,000 units4,600
Actual direct labor cost per hour $10.20
The materials price variance is recognized when materials are purchased.
a.Compute the materials price and quantity variances.
b. Compute the labor rate and efficiency variances.
c. Indicate whether each of the above variances is favorable or unfavorable
3.Dye and Dye, Attorneys-at-Law, each bill 1,500 hours per year and receive pay of $100,000. Four paralegals work 2,000 hours each for the firm and receive annual pay of $32,500. Overhead of $396,000 is anticipated, of which $204,000 is attorney support and the rest is paralegal support.
Determine the overhead application rate under each of the following circumstances:
a.A simplified cost approach is used based on hours.
b.A simplified cost approach is used based on payroll dollars.
c.An activity-based cost approach is used. Attorney support is based on labor costs,
and paralegal support is based on hours worked
4The following accounts are maintained by the Riverside Manufacturing Company in its general ledger: Materials, Work in Process, Factory Overhead, and Accounts Payable. The materials account had a debit balance of $40,000 on November 1.
A summary of material transactions for November shows the following transactions:
(1) Materials acquired on account, $62,000
(2) Direct materials issued, $58,500
(3) Direct materials returned to storeroom, $1,200
(4) Indirect materials issued, $3,600
(5) Indirect materials returned to storeroom, $550
(6) Materials on hand were $200 less than the company's ledger balance.
a.Prepare journal entries to record these transactions.
b.Post the journal entries to T-accounts.
c.Determine the balance of the materials account on November 30.
These needs to be answer in two to four sentence:
5.Under a process cost system, why is it necessary to estimate the stage or degree of completion of work in process at the end of the accounting period?
6.An employee who manufactures goods for her employer earns $12 an hour for regular wages. He’s paid time and a half for all hours worked in excess of 40 hours per week. In a recent week, she worked 50 hours.
a.How much of her gross pay that week was direct labor?
b.How much was indirect labor?
7.A company has $80,000 in fixed costs and makes one product with a selling price of $20 per unit. If variable costs are $10 per unit, what is the break-even sales volume in units?
8.What are the advantages and disadvantages of a stable inventory policy for a company that has greatly fluctuating sales during the year?
9. What type of production process lends itself to process costing? Provide an example.