The Human Resources department of a large technology company maintains personnel information on each employee’s personality type based on the Myers-Briggs assessment. The accompanying data file shows each employee’s personality type (Analyst, Diplomat, Explorer, or Sentinel) as well as sex (Female or Male).
a. Construct a contingency table that cross-classifies these data by Personality and Sex. How many employees are female? What is the most frequent personality type?
b. What proportion of the employees are female Explorers? What proportion are male Diplomats?

 

Employee	Personality	Sex
1	Diplomat	Female
2	Diplomat	Female
3	Explorer	Male
4	Diplomat	Female
5	Diplomat	Female
6	Explorer	Male
7	Explorer	Male
8	Explorer	Male
9	Diplomat	Female
10	Explorer	Female
11	Explorer	Male
12	Sentinel	Female
13	Diplomat	Female
14	Explorer	Female
15	Analyst	Male
16	Diplomat	Male
17	Sentinel	Male
18	Sentinel	Female
19	Explorer	Male
20	Analyst	Male
21	Explorer	Female
22	Diplomat	Male
23	Explorer	Male
24	Explorer	Female
25	Analyst	Female
26	Diplomat	Female
27	Explorer	Female
28	Sentinel	Male
29	Explorer	Male