Aliza needs to run at a rate faster than 8.2 feet per second in order to exceed her fastest time in a race. After
running for 15 minutes, her coach determines that she is
running at an average rate of 5.8 miles per hour. He
converts the average rate to feet per second as shown
below:
5.8 mi
1 min
= 34.0
1h
15 min
1 mi
60 s
S
He concludes that she is not running fast enough to
exceed her fastest time.

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

What are the coordinates of a vertex of the hyperbola?

What is the least common multiple of 8, 12, 7