Mathematics, 17.07.2019 20:30 harmonywilliams30
An article in the november 1983 consumer reports compared various types of batteries. the average lifetimes of duracell alkaline aa batteries and eveready energizer alkaline aa batteries were given as 4.1 hours and 4.5 hours, respectively. suppose these are the population average lifetimes. (a) let x be the sample average lifetime of 121 duracell and y be the sample average lifetime of 121 eveready energizer batteries. what is the mean value of x − y (i. e., where is the distribution of x − y centered)?
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Mathematics, 21.06.2019 15:30
Iwill make brain if you me correctly fill this out needs due today pls and send it back to me (click the link and you will get it)
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Mathematics, 21.06.2019 18:00
!! 10 ! a westbound jet leaves central airport traveling 635 miles per hour. at the same time, an eastbound plane departs at 325 miles per hour. in how many hours will the planes be 1900 miles apart?
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Mathematics, 21.06.2019 18:00
Sarah used her calculator to find sin 125 degrees. she wrote down sin sin125 degrees.57. how could sarah recognize that her answer is incorrect?
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An article in the november 1983 consumer reports compared various types of batteries. the average li...
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