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Mathematics, 31.05.2020 17:57, davis096
According to the latest survey the mean world lifespan is 68.8 years the university of Oregon wants to see if the average life span of the residence of Oregon differs from the world average suppose a study followed a random sample of 26 Oregonians and found their average lifespan to be 72.8 years with a standard deviation of 2.5 years
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According to the latest survey the mean world lifespan is 68.8 years the university of Oregon wants...
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