A company normally uses a production team of 2 skilled workers and 4 unskilled worker. The skilled workers are better than the unskilled workers in both speed and efficiency. However, the skilled workers are paid a much higher wage rate than the unskilled workers. During one period, the team consisted of 4 skilled and 2 unskilled workers. Based on this information, it is most likely that the labor rate variance would be. and the labor efficiency variance would be unfavorable, favorable favorable, unfavorable unfavorable, unfavorable favorable, favorable