Question 1 10. In the last five years, Canadian Publishers Inc. (CPI) had the following returns: 1 2 3 + 5 Year Return 64 -32% 27 -13% 44% Determine a) the mean (arithmetic average) annual return b) the 5-year holding period return c) the 5-year holding period return expressed as an effective rate per year d) the variance of the sample of yearly returns e) the standard deviation of the sample of yearly returns