1. A magazine published data on the best small firms in a certain year. These were firms which had been publicly traded for at least a year, have a stock price of at least $5 per share, and have reported annual revenue between $5 million & $1 billion. The table below shows the ages of the chief executive officers for the first 62 ranked firms.

Age	Frequency	Relative Frequency	Cumulative Relative Frequency
40-44	5
45-49	11
50-54	17
55-59	16
60-64	10
65-69	2
70-74	1

(a) What is the frequency for CEO ages between (but not including) 54 and 65? (Enter your answer as a whole number.)

(b) What percentage of CEOs are 65 years or older? (Round your answer to the nearest whole number.)

(c) What is the relative frequency of ages under 50? (Round your answer to two decimal places.)

(d) What is the cumulative relative frequency for CEOs younger than 55? (Round your answer to two decimal places.)

(e) Make a Bar graph shows the relative frequency?

a.