Question 5 (2 points) Zanny Electronics Corporation uses a standard cost system for the production of its water ski radios. The direct labor standard for each radio is 0.75 hours. The standard direct labor cost per hour is $10.50. During the month of August, Zanny's water ski radio production used 7,200 direct labor-hours at a total direct labor cost of $75,900. This resulted in production of 7,400 water ski radios for August. What is Zanny's labor rate variance for August? 156 unfavorable 300 unfavorable 7,176 favorable 308.33 unfavorable