The Higher Education Research Institute of the University of California, Los Angeles, publishes information on characteristics of incoming college freshmen in The American Freshman. In 2000, 27.7% of incoming freshmen characterized their political views as liberal, 51.9% as moderate, and 20.4% as conservative. For this year, a random sample of 500 incoming college freshmen yielded the following frequency distribution for political views.
Political view Frequency
Liberal............ 160
Moderate ........... 246
Conservative ........ 94
a. Obtain a relative-frequency distribution.
b. Draw a pie chart.
c. Construct a bar chart.