An examination of the cost records of the Wilson River P/L indicates that the materials price variance is favorable but that the materials efficiency variance is unfavorable by a substantial amount. What might this indicate? Explain using examples to support your statements.

hi there i will be needing probably more than 500 words for this as this question worth 10 marks out of 25 marks and a relevant answer is needed by my tutor as he wants some examples to support my answer with references as mentioned in the question.