The following data are the final exam scores of the 10 students in a small calculus class. 87 77 69 100 77 73 87 97 99 63 Are these population or sample data? |Population What is the range for this data set? 37 What is the variance for this data set? Round your answer to three decimal places, if necessary. What is the standard deviation for this data set? Round your answer to three decimal places, if necessary