Use the data in the table below to answer the questions. Values B 27 26 13 2 Download CSV For parts a-c, round your answers to 1 decimal place for the measure(s) of central tendency and 2 decimal places for the measure(s) of variation. a. Find the mean of this data set. The mean is b. Find the sample standard deviation of this data set. C. Find the population standard deviation of this data set. d. Assuming that this data comes from a sample, find the coefficient of variation. Round your answer to the nearest whole number. The coefficient of variabtion is How did you find your answers? Explain what you did and/or upload a file showing your work