Pinnuck Products makes a liquld solvent using two grades of petroleum (Grade-1 and Grade-2). Within certain limits, the two grades can substitute for one another so the actual mix of inputs offen differs from the standard mix. The standard cost of a unit of output follows 14.800 units were produced during August. The actual inputs purchased and used during August were as follows. Aequired: Prepare a complete materials variance analysis show the material price variance, the materials etficiency variance, the materital mix variance, and the material yield variance. (Do not round intermediate calculations. Round "Standard mix values" to 2 decimal places. Indlcate the effect of each variance by selecting "F" for favorable, or " " tor unfavorable. If there is no effect, do not select either option.)