Mathematics, 20.11.2019 01:31 rose5986
The wall street journal reported that approximately 25% of the people who are told a product is improved will believe that it is, in fact, improved. the remaining 75% believe that this is just hype (the same old thing with no real improvement). suppose a marketing study consists of a random sample of seven people who are given a sales talk about a new, improved product. compute the mean and standard deviation of this probability distribution
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