$.18 Student-Faculty Ratios The histogram shows the distribution of student-faculty ratios (in number of students per full time faculty member) at 130 post-secondary education institutions i Canada. (Source: CAUT Almanac 2013-2014) 25 20 15 Frequency 10 5 6 12 18 24 30 36 42 48 Student-Faculty Ratio a. Describe the shape of the distribution. b. What is the typical student-faculty ratio, approximately? c. About how many institutions have a student-faculty ratio less than 15 students per full-time faculty member? (The histogram uses the right-hand rule.) d. What percentage of the 130 institutions have a student-faculty ratio lower than 15 students per full-time faculty member