110 adults with gum disease were asked the number of times per week they used to floss before their diagnoses. The (incomplete) results are shown below: # of times floss per week Frequency Relative Frequency Cumulative Frequency 0 18 0.1636 18 1 9 0.0818 27 2 12 0.1091 39 3 13 0.1182 52 4 17 0.1545 69 5 12 0.1091 81 6 16 0.1455   7     110 a.  Complete the table (Use 4 decimal places when applicable) b.  What is the cumulative relative frequency for flossing 1 time per week? %

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