MATH 221 Week 6 Statistics Lab Calculations for a set of variables Calculating Descriptive Statistics Calculating Confidence Intervals for one Variable Short Answers Assignment 1. When rolling a die, is this an example of a discrete or continuous random variable? Explain your reasoning. 2. Calculate the mean and standard deviation of the probability distribution created by rolling a die. Either show work or explain how your answer was calculated. 3. Give the mean for the mean column ofâ€¦