Mathematics, 24.03.2020 18:03 lizzyyyvv
The mean output of a certain type of amplifier is 183 watts with a variance of 121. If 78 amplifiers are sampled, what is the probability that the mean of the sample would differ from the population mean by less than 1.7 watts? Round your answer to four decimal places.
Answers: 2
Mathematics, 21.06.2019 20:00, allycoops666666
Sarah took the advertising department from her company on a round trip to meet with a potential client. including sarah a total of 11 people took the trip. she was able to purchase coach tickets for $280 and first class tickets for $1280. she used her total budget for airfare for the trip, which was $6080. how many first class tickets did she buy? how many coach tickets did she buy?
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Mathematics, 22.06.2019 04:10, serenityparish
Victor is a mechanic who wants to ensure he has enough funds during his old age. which account will be of benefit to victor? a. checking account b. savings account c. money market account d. individual retirement account
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Which math statement does not contain a math variable ?
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The length of time for one individual to be erved at a cafeteria is a random variable having an ex- ponential distribution with a mean of 4 minutes. what is the probability that a person will be served in less than/3 minutes on at least 4 of the next 6 days?
Answers: 1
The mean output of a certain type of amplifier is 183 watts with a variance of 121. If 78 amplifiers...
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