Stacy, Inc., produces a product using a process that allows for substitution between two materials, Alpha and Beta. The company has the following direct materials data for its product.

Standard costs for one unit of output

Alpha 34units of input at $10.00

Beta 68units of input at $11.50

The company had the following results in June.

Units of output produced 3,300 units

Materials purchased and used

Alpha 120,200 units at $9.40

Beta 216,400 units at $11.80

Required:

a.Compute materials price and efficiency variances.

b.Compute materials mix and yield variances.

Thank you for your help!