A survey of 22 retirees were taken among other things the retirees were asked to report the age at which they retired here are those 22 ages 38, 46, 46, 47, 52, 53, 53, 59, 62, 63, 64, 64, 64, 65, 68, 69, 69, 71, 74, 74, 75, 77

Mean (a) Which measures of central tendency do Median not exist for this data set? Choose all that Mode apply. None of these measures (b) Suppose that the measurement 38 (the Mean smallest measurement in the data set) were Median replaced by 24. Which measures of central tendency would be affected by the change? Mode Choose all that apply. ONone of these measures (c) Suppose that, starting with the original Mean data set, the smallest measurement were Median removed. Which measures of central tendency would be changed from those of Mode the original data set? Choose all that apply. None of these measures (d) Which of the following best describes the Negatively skewed distribution of the original data? Choose only Positively skewed one. Roughly symmetrical