Mathematics, 04.03.2020 02:31 carolelai08
At one SAT test site students taking the test for a second time volunteered to inhale supplemental oxygen for 10 minutes before the test. In fact, some received oxygen, but others (randomly assigned) were given just normal air. Test results showed that 42 of 66 students who breathed oxygen improved their SAT scores, compared to only 35 of 63 students who did not get the oxygen. Which procedure should we use to see if there is evidence that breathing extra oxygen can help test-takers think more clearly
Answer from: Quest
The correct answer is .44
Answer from: Quest
what’s the question?
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6: 07 is your answer
step-by-step explanation:
Answer from: Quest
if you're trying to figure out how much each ounce cost it would be 0.20
cents each ounce
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At one SAT test site students taking the test for a second time volunteered to inhale supplemental o...
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