Claim: Fewer than 97% of adults have a cell phone. In a reputable poll of 1104 adults, 88% said that they have a cell phone. Find the value of the test statistic.

Sodas in a can are supposed to contain an average of 12 ounces. this particular brand has a standard deviation of 0.1 ounces, with an average of 12.1 ounces. if the can's contents follow a normal distribution, what is the probability that the mean contents of a six pack are less than 12 ounces?

Jameson manages a well-known cell phone company. this company has been voted as having the best cell-phone service. consumers appreciate the fact that they can call from almost anywhere in the world and the service still gets through. jameson knows that the company's product far surpasses that of the competition. one thing has been bothering him, though. in order to put so many resources into ensuring the best service, jameson has cut back on employees at the firm's customer call center. recently, consumers have begun complaining about long wait times when they call in with a problem or concern. although its cell phone service is still considered one of the best, customer satisfaction with the firm's customer service has plummeted. jameson does not understand why consumers are getting so upset. he believes the exceptional cell phone service more than makes up for long waiting periods and other issues with its customer service. "after all," he says, "they can't have it all. if i invest more in customer service, that means less investment on ensuring the quality of our product offering."refer to scenario. jameson has asked you, a marketing consultant, to give him advice. he cannot understand how a cell-phone company with the best product offering in the cell-phone service industry could get such low satisfaction ratings simply because the customer service is not up to par. you suggest that jameson has a narrowly defined view of the company's product offering. you tell jameson that successful marketers should define their products as what they

Kando company incurs a $9 per unit cost for product a, which it currently manufactures and sells for $13.50 per unit. instead of manufacturing and selling this product, the company can purchase product b for $5 per unit and sell it for $12 per unit. if it does so, unit sales would remain unchanged and $5 of the $9 per unit costs assigned to product a would be eliminated. 1. prepare incremental cost analysis. should the company continue to manufacture product a or purchase product b for resale? (round your answers to 2 decimal places.)