Riverside City College

standard deviation of $3000. If 225 students are randomly selected, find the probability that their mean . fees are greater than $30500. A) 0.9938 B) 0.0045 C) 0.0054 D) 0.0062. E) 0.9946. 11) When determining the sample size for estimating a population mean for a given previously known variance ................
................