Question: Refer to Exercise 4 70 An honor society wishes to invite

Refer to Exercise 4.70. An honor society wishes to invite those scoring in the top 5% on the College Boards to join their society.
In exercise
The College Boards, which are administered each year to many thousands of high school students, are scored so as to yield a mean of 513 and a standard deviation of 130. These scores are close to being normally distributed. What percentage of the scores can be expected to satisfy each of the following conditions?
a. What score is required to be invited to join the society?
b. What score separates the top 75% of the population from the bottom 25%? What do we call this value?

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