Wally Warble makes wall units. For the year, the details have been budgeted: output is 10,000 units and factory overhead is $1,250,000, of which 60% is variable. Each wall unit should take 2.5 hours of direct labor to produce. WW produced 9,500 wall units with 24,000 DLH used and $1,175,000 was spent.Which of the statements is TRUE of Wally Warble's overhead variances?