Please help me answer these
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Business, 21.06.2019 16:00, paulonyemakonor549
2standard deviation a particular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?
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Business, 22.06.2019 21:00, elenasoaita
Describe what fixed costs and marginal costs mean to a company.
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