. As part of a promotion for a new type of cracker, free samples are offered to...
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Question:
. 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 0.34. Different shoppers can be regarded as independent trials. If X is the number among the next 60 shoppers who buy a packet of crackers after tasting a free sample, then X can be approximately modeled with:
A. Normal(20.4, 11.14) distribution.
B. Normal(20.25, 3.67) distribution.
C. Normal(20.4, 3.67) distribution.
D. Binomial(60, 0.34) distribution
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