What procedure can be used to solve the equation 540 = StartFraction a Over 11 EndFraction, and what is the solution? Multiply both sides by 11; the solution is 5,940.
Multiply StartFraction a Over 11 EndFraction by 11; the solution is 540.
Divide both sides by 11; the solution is 49.
Divide StartFraction a Over 11 EndFraction by 11; the solution is 540.

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