Sunland creation purchased 9700 feet of copper tubing at a price of $2.80 per foot and used 9400 feet during the period. The standard quantity allowed for the units produced is 9200 and the The standard price of the copper tubing was $3.10 per foot. What was the Sunland Creations Direct materials quantity variance for the period? $ 930 unfavorable $1550 unfavorable $ 620 unfavorable $ 560 unfavorable