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Mathematics, 14.01.2022 06:00 allieballey0727
Ana and Darryl answered 80 calls. Ana answered 4 times as many as Darryl. How many calls did ana answer
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2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?
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Ana and Darryl answered 80 calls. Ana answered 4 times as many as Darryl. How many calls did ana ans...
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