QUESTION 4 Interpret the 90% confidence interval for the population mean. O a. The probability that y is between both limits of the interval is 10% Ob. If we repeat the study for a large number of times and every time we calculate the corresponding C.I., then the unknown could be found in 90% of those C.I.'s. c. If we repeat the study for a large number of times and every time we calculate the corresponding C.I., then / could be found in 10% of those C.I.'s. Od. The probability that y is between the lower and the upper limits of the interval is 90%