someone can help me to answer this question

Exercises 1. Americans often think of themselves as quite diverse in their political opinions, within the continuum of liberal to conservative. The data from the 2002 General Social Survey show the diversity of political views. The frequency table displays respondents' self- rating of their political positions. Political Views Percent Extremely liberal 3.5 Liberal 10.7 Slightly liberal 11.9 Moderate 39.2 Slightly conservative 15.7 Conservative 15.8 Extremely conservative 3.2 Total 100.0 a. How many categories (X) are we working with? b. Calculate the sum of the squared percentages or E Per. c. What is the IQV for this variable? Do you find it to be higher (closer to 1) or lower (closer to 0) than you might have expected for political views? Statistics in Education Course Materials (Revised) | 31