Complete the final two columns in the following frequency distribution table and then find the percentiles and

Question:

Complete the final two columns in the following frequency table and then find the percentiles and percentile ranks requested.

a. What is the percentile rank for X = 2.5?
b. What is the percentile rank for X = 6.5?
c. What is the 20th percentile?
d. What is the 80th percentile?

Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...