Harry's school is selling t-shirts to raise money for the archery team. the school will receive 35% of the total sales which can be modeled by the equation y = 0.35x, where x represents the total number of sales. what is the meaning of the x-intercept in the equation?

Which expression gives the exact value of x?

Classify the following number. −9.070707…

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