PMTICIPATION . . . mm 1.6.4: Variance and standard deviation. Enter the values 1, 2, 4, 5 into column A of a blank spreadsheet. Use the appropriate functions to answer the following questions. 1) What is the sample variance? Tvpe as: #.### m Show answer 2) What is the sample standard deviation? Type as: ##1## m Show answer 3) Suppose the data represents measurements from the entire population. What is the population variance? Type as: #.# m Show answer 4) Suppose the data represents measurements from the entire population. What is the population standard deviation? Type as: #.### m Show