Straightforward coverage of manufacturing overhead, standard costing system

Straightforward coverage of manufacturing overhead, standard-costing system, the Singapore division of a Canadian telecommunications company uses standard costing for its machine-paced production of telephone equipment. Data regarding production during June are as follows:

1. Prepare an analysis of all manufacturing overhead variances. Use the 4-variance analysis framework illustrated in Exhibit 8-4.

2. Prepare journal entries for manufacturing overhead costs and their variances.

3. Describe how individual variable manufacturing overhead items are controlled from day to day.

4. Discuss possible causes of the variable manufacturing overhead variances.

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Variable manufacturing overhead costs incurred Variable manufacturing overhead cost rate Fixed manufacturing overhead costs incurred Fixed manufacturing overhead costs budgeted Denominator level in machine-hours Standard machine-hour allowed per unit of output Units of output Actual machine-hours used Ending work-in-process inventory $155,100 $12 per standard machine-hour $401,000 $390,000 13,000 0.30 41,000 13,300