Assume the following: - The standard labor rate per hour is $17.00. - The standard labor-hours allowed per unit of finished goods is 3 hours. - The actual quantity of labor hours worked during the period was 44,000 hours. - The total actual direct labor cost for the period was $726,000. - The company produced 15,000 units of finished goods during the period. a. What is the labor rate variance? What does this variance suggest? b. What is the labor efficiency variance? What does this variance suggest