Mathematics, 05.08.2019 21:30 Haywood82
Ben thinks that people living in a rural environment have a healthier lifestyle than other people. he believes the average lifespan in the usa is 77 years. a random sample of 12 obituaries from newspapers from rural towns in idaho give x¯=78.26 and s=2.27. does this sample provide evidence that people living in rural idaho communities live longer than 77 years?
Answers: 2
Mathematics, 21.06.2019 14:30
In trapezoid efgh, m∠hef=(4x2+16)∘ and m∠gfe=(5x2+12)∘. find the value of x so that efgh is isosceles.
Answers: 1
Mathematics, 22.06.2019 03:30
Mr. piper is driving peter, roddy, and scott home from school. all of them want to ride in the front seat. how can he make a fair decision about who rides in the front seat?
Answers: 1
Mathematics, 22.06.2019 04:30
Astore has 20% off sale of pants. whith this discount , the pricw of one pair of pants before tax is $15.20. what was the original price of the pants?
Answers: 1
Ben thinks that people living in a rural environment have a healthier lifestyle than other people. h...
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