Isa and jack have part-time jobs. the amount that isa earns is represented by the equation y = 9.5x, where x is the number of hours worked and y is the total pay. the amount that jack earns is represented by this table. select answers from the drop-down menus to correctly complete the statements. isa earns ($4.75, $8.25, $9.50, $16.50, )per hour and jack earns ($4.75, $8.25, $9.50, $16.50)per hour. isa's hourly rate of pay is (greater than, less than, equal to)jack's hourly rate of pay time worked (h) total pay ($) 2                          16.50 5                          41.25 8                          66.00

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