For most current year available, the mean annual cost to attend the private university in the United States was $20,157. Suppose the distribution of annual costs follows the normal probability distribution and standard deviation is $4,425.
Ninety-five percent of all students at the private universities pay less than what amount? (Round z value to 2 decimal places and your final answer to the nearest whole number. Omit the "tiny_mce_markerquot; sign in your response.)