Answer:
(a) The Labor rate variance = $5,750(Unfavorable), the labor efficiency variance = $36,570(Unfavorable), the direct labor variance =$42,320(Unfavorable) (b)The company will investigate Labor efficiency variance
Step-by-step explanation:
Given that:
The Labor rate variance =Actual hours(Standard rate - Actual rate)
The Labor efficiency variance =Standard Rate(Actual Hours - Standard Hours)
The Direct labor variance =(Standard rate*Standard hours) - (Actual Rate*Actual hours)
Now,
The Data for October:
The Standard Rate(SR) =$15.90
The Standard Hours =3 hours*6,500 units =19,500 hours
The Actual Rate(AR) =$305,900 / 19000 hours =$16.10
Actual Hours(AH) =19,000 hours
Thus,
The Data for November:
The Standard Rate(SR) =$15.90
The Standard Hours =3 hours*6,900 units =20,700 hours
The Actual Rate(AR) =$371,450 / 23,000 =$16.15 per hour
Actual Hours(AH) =23,000 hours
(a) The Labor rate variance =23,000($15.90 - $16.15) =$5,750(Unfavorable)
The Labor efficiency variance =$15.90(23,000 hours - 20,700 hours) =$36,570(Unfavorable)
Direct labor variance =($15.90*20,700) - ($16.15*23,000) =$329,130 - $371,450 =$42,320(Unfavorable)
(b) The company will investigate Labor efficiency variance.