Mathematics, 22.09.2020 19:01 aceccardi03
A financial services company is looking to study the types of investments participants make within their online platform. It is known that 56% of the population allocates a quarter of their investments in real estate. If the financial service company randomly samples 45 participants, use a calculator to find the probability that more than half of them have a quarter of their investments in real estate. Round your answer to three decimal places.
Answers: 1
Mathematics, 21.06.2019 21:40
The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?
Answers: 2
A financial services company is looking to study the types of investments participants make within t...
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