Question Alicia dropped her wallet and lost her credit card while boarding a train. She informed the credit card company
immediately to prevent misuse of her lost card. However, later the same day, Alicia received a message from the
card company that purchases worth $900 had been made using her credit card.
How much is Alicia responsible for paying?
Select the correct answer from each drop-down menu.
According to the
Act, Alicia is responsible for paying
because she reported
the lost card before it was used.
Submit
Part B
Question

I’m really confused and need to learn this

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

Find the measure of angle y. a. 115° b. 65° c. 43° d. 22°