Groups perform better than individuals on a wide range of demonstrable tasks. what is a key reason why groups outperform individuals faced with the same task? select one: a. groups are much more overconfident than individuals, regardless of their actual accuracy. b. groups are more likely to exacerbate some of the shortcomings displayed by individuals. c. groups outperform individuals due to a process in which group members become more accurate during the group interaction. d. groups are more likely to neglect case-specific information and ignore base-rate information.

Mr. beautiful, an organization that sells weight training sets, has an ordering cost of $40 for the bb-1 set. (bb-1 stands for body beautiful number 1.) the carrying cost for bb-1 is $5 per set per year. to meet demand, mr. beautiful orders large quantities of bb-1 seven times a year. the stockout cost for bb-1 is estimated to be $50 per set. over the past several years, mr. beautiful has observed the following demand during the lead time for bb-1: demand during lead time probability40 0.150 0.260 0.270 0.280 0.290 0.1total 1.0the reorder point for bb-1 is 60 sets. what level of safety stock should be maintained for bb-1?