Mathematics, 15.10.2020 08:01 Mikey5818
Many utility companies promote energy conservation by offering discount rates to consumers who keep their energy usage below certain established subsidy standards. A recent report notes that 20% of island residents of a country have reduced their electricity usage sufficiently to qualify for discounted rates. If five residential subscribers are randomly selected from a city on this island find the probability of each of the following events.
a. All five qualify for the favorable rate
b. At least four qualify for the favorable rates
Answers: 3
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Many utility companies promote energy conservation by offering discount rates to consumers who keep...
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