The following information is available for a company's utility cost for operating its machines over the last four months. MonthMachine hours Utility cost January1,000 $6,000 February1,900 $7,100 March2,600 $8,100 April700 $4,350 Using the high-low method, the estimated variable cost per machine hour for utilities is: Multiple Choice $1.97. $5.50. $3.12. $6.21. $4.12.

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Which maxim is being neglected in the following conversation? eli: how did you do at the track meet? caleb: i came in second place! eli: congratulations! what was your time? caleb: six minutes, four seconds. the guy who won only beat me by three seconds. eli: really? katie said the winning time was under 6 minutes. caleb: oh, well, he might have beat me by five seconds. a)maxim of quantity b)maxim of quality c)maxim of relevance d)maxim of manner

In the 1970s, kmart used blue light specials to encourage customers to flock to a particular department having a temporary sale. a spinning blue light activated for approximately 30 seconds, and then an in-store announcement informed shoppers of the special savings in the specific department. over time, loyal kmart shoppers learned to flock to the department with the spinning blue light before any announcement of special savings occurred. if kmart was employing classical conditioning techniques, what role did the spinning blue light play?