3 - Quiz 1 (Week 3) i Saved Help The number of minutes that it takes an auditor to process an invoice is given in the table below: 11 39 39 31.9 7.1 26.9 32.6 22 39 36.5 36.1 32.1 11.6 a. What is the arithmetic mean of processing time? (Round the final answer to 2 decimal places.) 8 01:33:02 Mean b. Find the median and mode of the processing times. (Round the final answers to 2 decimal places.) Median Mode c. Is the data symmetrical, positively skewed, or negatively skewed? Data (Click to select) v