Lucky started a new business last year. since it was the first year of operation, the business purchased $10,000 in machinery and used the straight-line method for deprecation. business is booming, so lucky purchased $15000 in equipment during the current year to meet production demands. which of the following statements is true regarding the depreciation choices available to lucky. a. the new machinery can be depreciated using the same method or different method than the previously purchased machineryb. if lucky wants to use a different depreciation method, he must recapture depreciation and change the method used on the prior purchase of machineryc. the new machinery must be depreciated using the same method as the previously purchased machinery

Rate of return, standard deviation, coefficient of variation personal finance problem mike is searching for a stock to include in his current stock portfolio. he is interested in hi-tech inc.; he has been impressed with the company's computer products and believes hi-tech is an innovative market player. however, mike realizes that any time you consider a technology stock, risk is a major concern. the rule he follows is to include only securities with a coefficient of variation of returns below 1.07. mike has obtained the following price information for the period 2015 through 2018:hi-tech stock, being growth-oriented, did not pay any dividends during these 4 years. a. calculate the rate of return for each year, 2015 through 2018, for hi-tech stock. b. assume that each year's return is equally probable and calculate the average return over this time period. c. calculate the standard deviation of returns over the past 4 years. (hint: treat this data as a sample.) d. based on b and c determine the coefficient of variation of returns for the security. e. given the calculation in d what should be mike's decision regarding the inclusion of hi-tech stock in his portfolio?