In the last five years, Canadian Publishers Inc. and Gohurry, Inc. had the following returns: Determine the following for the two companies. a) The mean (arithmetic average) annual return b) The 5-year holding period return. c) The geometric average 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 f) If you have $1000, which company would you invest in