Answer:
a. Labor rate variance = - $1,125 (adverse )
b. Labor efficiency variance = - $1,375 (adverse)
Step-by-step explanation:
a. Labor rate variance
Actual labor rate = $8,000 / 2,500 = $3.20 per hour
Labor rate variance = Actual hours * (Standard rate - Actual rate) = 2,500 * ($2.75 - $3.20) = - $1,125 adverse
b. Labor efficiency variance
Standard labor hours = Actual units * Standard hour per unit = 1,000 * 2 = 2,000 hours
Labor efficiency variance = (Standard labor hours - Actual labor hours) * Standard rate = (2,000 - 2,500) * $2.75 = - $1,375 (adverse)