contestada

The following labor standards have been established for a particular product:

Standard labor-hours per unit of output 8.1 hours
Standard labor rate $14.40 per hour

The following data pertain to operations concerning the product for the last month:

Actual hours worked 8,700 hours
Actual total labor cost $129,195
Actual output 1,000 units

What is the labor rate variance for the month?

a. $3,915 U
b. $450 U
c. $3,915 F
d. $450 F