Required

Compute variances for the following items and indicate whether each variance is favorable or unfavorable:

Note: Select "None" if there is no effect $($i$.$e$.,$ zero variance$).$

$\backslash$table$[[$Item$,$Bude,,Act,,Variance,Effect$],[$Sales price,$$,532,$$$,664?,,],[$Sales revenue,$$,614,000,$$$,587,000,$a$,],[$Cost of goods sold,$$,367,000,$$$,395,500,,],[$Material purchases at $5,000$ pounds,$$,290,500,$$$,282,000,,],[$Materials usage,$185,000,$pounds,$190,500,$pounds,pounds,$],[$Production volume,$935,$units,$1,020,$units,units,$],[$Wages at $4,000$ hours,$$,59,400,$$$,61,400,,],[$Labor usage at $$16$ per hour,$$,98,400,$$$,96,700,,],[$Research and development expense,$$,35,500,$$$,29,000,,2],[$Selling and administrative expenses,$$,47,000,$$$,59,500,,]]$