Ivan pays an $8 monthly service fee so he can rent movies for $1.50 each and games for $3.00 each. Last month, Ivan
rented 6 movies and 5 games. Which expression and result show the total amount that Ivan spent last month on his movie
and game rentals?
6x1.50 + 5 * 3.00 + 8; $32
6*1.50 + 5 * 3.00 + 8; $64
6 1.50 +5 x (3.00 + 8); $32
6* 1.50 + 5 x (3.00 + 8); $64
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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