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Mathematics, 24.03.2020 21:17 josmanu235
4. As part of a promotion for a new type of cracker, free samples are offered to shoppers in a local supermarket. The probability that a shopper will buy a packet of crackers after tasting the free sample is 0.3. Different shoppers can be regarded as independent trials. Let p be the proportion of the next 60 shoppers that buy a packet of the crackers after tasting a free sample. a) What are the mean and standard deviation of the distribution of the sample proportion
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4. As part of a promotion for a new type of cracker, free samples are offered to shoppers in a local...
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