If a radio station’s average donation per member is $140, and the probability of a listener becoming a member is 15%, what is the marginal revenue of adding another listener? 1. $ 21 2. $ 140 3. $ 15 4. $ 0.15
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An intern is working for Pacific TV (PTV), a small cable and Internet provider, and has proposed some questions that might be used to assess how much customers are willing to pay for a new PTV service. The intern got a set of 12 with a mean of $60.2 and a standard deviation of $14.5. How many customers the intern should interview if PTV asks for 90% confidence within 4 units? A) 36 B) 144 C) 170 D) 43
Adi S.
An intern is working for Pacific TV (PTV), a small cable and Internet provider, and has proposed some questions that might be used to assess how much customers are willing to pay for a new PTV service. The intern got a set of 12 with mean of $60.2 and standard deviation of $14.5. How many customers the intern should interview if PTV asks for 80% confidence within 2 units? Group of answer choices 87 98 345 391
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