Q3)

Two thousand frequent business travellers are asked which western city they prefer: Vancouver, Calgary, Edmonton or Saskatoon. One hundred liked Vancouver best, 450 liked Calgary, 1300 Edmonton, and the remainder preferred Saskatoon. Develop a frequency table and a relative frequency table to summarize this information. Report your finding.

Q4)

The annual report of Dennis Industries cited these primary earnings per common share for the five years: $2.68, $1.03, $2.26, $4.30 and $3.58. If we assume these are population values, what is:

a) The arithmetic mean primary earnings per share of common stock?

b) The variance?