What does an unfavourable labour efficiency variance indicate? 20 21 1) The actual labour rate was higher than the standard labour rate. 2) The labour rate variance must also be unfavourable. 3) Actual labour hours worked exceeded standard labour hours for the production level achieved. 27 4) Overtime labour was used during the period. 30 Question 35 (1 point) What is a joint product? 33 1) Any product that consists of several parts. 2) Any product produced by a firm with more than one product line. 3) Any product involved in a make or buy decision. 4) One of several products produced from a common input