Question
e-Marketer conducted a survey of Internet shoppers and found 11% said they shop more online now than they did last year. If a sample of
e-Marketer conducted a survey of Internet shoppers and found 11% said they shop more "online" now than they did last year. If a sample of 61 Internet shoppers is randomly selected (Input answers to four decimal places):
(a) What is the probability that exactly 16 individuals in the sample will say they do more online shopping now than they did a year ago?
(b) What is the probability that the number of people in the sample who are doing more shopping online will be more than 2 but at most 14?
(c) What is the probability that at least 4 people in the sample will say they are doing more online shopping?
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Linear Algebra and Its Applications
Authors: David C. Lay
4th edition
321791541, 978-0321388834, 978-0321791542
