Scores on the SAT form a normal distribution with u = 500 and o=100.
a) What is the minimum score necessary to be in the top 15% of the SAT distribution?
b) Find the range of values that defines the middle 80% of the distribution of SAT scores.
a) What is the minimum score necessary to be in the top 15% of the SAT distribution?
b) Find the range of values that defines the middle 80% of the distribution of SAT scores.