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Ellerbee Cable Company uses a standard costing system to control the labor costs associated with cable installation and repair. Ellerbee uses the following rule to determine whether the labor efficiency variance should be investigated: a labor efficiency variance will be investigated when the amount exceeds the lesser of $2,100 or 5% of standard cost. The company collected reports for the past four months to pro- vide the following information:
1
$2,280 F
$45,000
2
2,000 U
50,000
3
1,900 F
48,000
4
3,050 U
60,000
Required
1. Using the rule provided, identify the cases that will be investigated.
2. Suppose investigation reveals that the cause of an unfavorable labor efficiency variance is the hiring of a number of new workers who worked more slowly while they were being trained. Who is responsible? What corrective action would likely be taken?
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