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Mathematics, 25.06.2019 09:00 Calumworthy6046
2x + y = -2 x + y = 5 the x-coordinate of the solution to the system shown is a. -7 b. -3 c. 3 d. 7
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A. find the power of the test, when the null hypothesis assumes a population mean of mu = 450, with a population standard deviation of 156, the sample size is 5 and the true mean is 638.47 with confidence intervals of 95 b. find the power of the test, when the null hypothesis assumes a population mean of mu = 644, with a population standard deviation of 174, the sample size is 3 and the true mean is 744.04 with confidence intervals of 95% c. find the power of the test, when the null hypothesis assumes a population mean of mu = 510, with a population standard deviation of 126, the sample size is 10 and the true mean is 529.44 with confidence intervals of 95
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2x + y = -2 x + y = 5 the x-coordinate of the solution to the system shown is a. -7 b. -3 c. 3 d....
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