You perform a statistical test to examine if a new machine that fills soft drink cans has a higher mean amount filled than the old machine. the power of the test is the probability of concluding that the new machinea)increased the mean amount filled when in fact it does not. b) did not increase the mean amount filled when in fact it does. c) increased the mean amount filled when in fact it does. d) did not increase the mean amount filled when in fact it does not.