Mathematics, 30.04.2021 01:00, sheram2010
Mopedin’ Marvin is arguing with his mom about buying a \$150$150dollar sign, 150 light for his moped. His mom wants him to be safe, but Marvin thinks that lights are too expensive. Based on traffic data, Marvin makes the table below which shows the time, probability, and cost of three different types of accidents if Marvin doesn’t have the light. If Marvin purchases the light, it will not matter in the morning or at dusk, but it will prevent a night accident from occurring. Assume that Marvin can get in at most one accident and that Marvin's table is accurate
Answers: 3
Mathematics, 22.06.2019 00:30, sanfordl
1. according to the internal revenue service, the mean tax refund for the year 2007 was $2,708. assume the standard deviation is $650 and that the amounts refunded follow a normal probability distribution. a. what percent of the refunds are more than $3,000? b. what percent of the refunds are more than $3,000 but less than $4,000? c. what percent of the refunds are less than $2,000?
Answers: 2
Mopedin’ Marvin is arguing with his mom about buying a \$150$150dollar sign, 150 light for his moped...
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