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Mathematics, 03.03.2020 23:20 sg3635939
Getting enough sleep. 400 students were randomly sampled from a large university, and 289 said they did not get enough sleep. Conduct a hypothesis test to check whether this represents a statistically signi cant di erence from 50%, and use a signi cance level of 0.01.
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Mathematics, 21.06.2019 20:30
Solve each quadratic equation by factoring and using the zero product property. 10x + 6 = -2x^2 -2
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Mathematics, 21.06.2019 21:00
Need match the functions with correct transformation. f(x) = -3x f(x) = |x-1|+3 f(x) = √(x+3) 1/2x² f(x) = (x+1)²-3 4|x| 1. compress by a factor of 1/2 2. stretch by a factor of 4 3. shift to the left 3 4. shift to the left 1 5. shift up 3 6. reflection
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Getting enough sleep. 400 students were randomly sampled from a large university, and 289 said they...
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