Using the EMPIRICAL RULE - a) Approximately what percentage of the data is greater than 2 standard deviations? [ Select ] b) Approximately what percentage of the data is less than -3 standard deviation? [ Select ] c) Approximately what percentage of the data is between -2 and +1 standard deviations? [ Select ] d) The percentage of data between -2 and -1 standard deviations is different from the percentage of data between -1 and +2 standard deviations. True or False [ Select ] e) % of data is underneath the normal distribution curve 100