The following are the annual incomes (in thousands of dollars) for 24 randomly chosen, U.S. adults employed full-time:

28, 33, 33, 33, 34, 36, 36, 36, 38, 38, 41, 41, 42, 44, 44, 46, 47, 47, 51, 52, 58, 74, 104, 122

(a) Which measures of central tendency do not exist for this data set? Choose all that apply.Mean Median Mode None of these measures

(b) Supposes that the measurement 28 (the smallest measurement in the data set) were replaced by 6. Which measures of central tendency would be affected by the change? Choose all that apply. Mean Median Mode None of these measures

(c) Supposes that starting with the original data set, the smallest measurement was removed. Which measures of central tendency would be changed from those of the original data set? Choose all that apply. Mean Median Mode None of these measures

(d) Which of the following best describes the distribution of the original data? Choose only one. Negatively skewed Positively skewed Roughly symmetrical

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