Private nonprofit four-year colleges charge, on average, $27,215 per year in tuition and fees. The standard deviation is $6,812. Assume the distribution is normal. Let X be the cost for a randomly selected college. Round all answers to 4 decimal places where possible. 1. Find the probability that a randomly selected Private nonprofit four-year college will cost less than 28,250 per year: 2. Find the 78th percentile for this distribution: $ (Round to the nearest dollar.)
I am using a TI-84 PLUS CE to figure out this problem so if it's not too much trouble can you can give me the
Private nonprofit four-year colleges charge, on average, $27,215 per year in tuition and fees. The standard deviation is $6,812. Assume the distribution is normal. Let X be the cost for a randomly selected college. Round all answers to 4 decimal places where possible.
1. Find the probability that a randomly selected Private nonprofit four-year college will cost less than 28,250 per year:
2. Find the 78th percentile for this distribution: $ (Round to the nearest dollar.)
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 13 images