Question

What percent of undergraduate enrollment in coed colleges and universities in the United States is male? A random sample of 50 such institutions give the following data (Source: USA Today College Guide).

Percent Males Enrolled in Coed Universities and Colleges
42	36	53	72	53	37	39	34
36	53	35	69	39	36	59	36
35	51	47	32	49	57	33	39
45	47	52	21	41	46	24	37
42	32	39	49	62	52	45	72
48	71	38	36	51	38	26	44
44	50

For this problem, use five classes.

(a) Find the class width.

(b) Make a frequency table showing class limits, class boundaries, midpoints, frequencies, relative frequencies, and cumulative frequencies.

(c) Draw a histogram.

(d) Draw a relative-frequency histogram.

(e) Categorize the basic distribution shape.

(f) Draw an ogive.

Answer 1