130 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 0 1 2 3 4 5 6 7 Frequency 22 16 19 17 15 13 11 Relative Frequency 0.1692 0.1231 0.1462 0.1308 0.1154 0.1308 0.1 a. Complete the table (Use 4 decimal places when applicable) b. What is the cumulative relative frequency for flossing 6 times per week? Cumulative Frequency % 22 38 57 74 106 119 130

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