Return calculations for the investment shown in the following table, calculate the rate of return earned over the unspecified time period. (Click on the icon here in order to copy the contents of the data table below into a spreadsheet.) Cash flow Beginning of End-of- during period period value period value -530 $1,900 $1,500 The rate of return on the investment is % (Round to two decimal places. If there is a loss, enter as a negative percentage.) Enter your answer in the answer box and then click Check Answer All parts showing Clear All Check