Percentiles are values of the variable that divide a set of ranked data into 100 equal subsets. O True O False QUESTION 3 For any distribution, there are an equal number of observations above and below the mean. O True O False QUESTION 4 For any distribution, the empirical rule estimates that approximately 95% of the observations will fall with two standard deviations of the mean. O True False QUESTION 5 Categorical data are best described by the mode or the median. O True O False QUESTION 6 Extremely small or large values in a data set affect the value of the median as well as the mode. O True O False