Chapter 23, Problem 8SE

Martin, Inc. is a manufacturer of lead crystal glasses. The standard direct materials quantity is 1.0 pound per glass at a cost of $0.50 per pound. The actual result for one month’s production of 6,500 glasses was 1.2 pounds per glass, at a cost of $0.30 per pound. Calculate the direct materials cost variance and the direct materials efficiency variance.

Martin, Inc. manufactures lead crystal glasses. The standard direct labor time is 0.5 hours per glass, at a cost of $18 per hour. The actual results for one month’s production of 6,500 glasses were 0.2 hours per glass, at a cost of $11 per hour. Calculate the direct labor cost variance and the direct labor efficiency variance.

Requirements

1. 1. For each variance, who in Martin’s organization is most likely responsible?
2. 2. Interpret the direct materials and direct labor variances for Martin’s management