Wisner Fabrication prepares its budgets on the basis of standard costs. Varlances are analyzed and reported monthly. There are no materlals Inventorles. The following information relates to the current perlod: Requlred: Prepare a cost varlance analysis for the varlable costs. Note: Round your answers to the nearest whole dollar amount. Indlcate the effect of each varlance by selecting "F" for favorable, or " U " for unfavorable. If there is no effect, do not select elther option