Question 7 70 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 O 4 0.0571 4 11 0. 1571 Enter an integer or decima 75 2 8 0. 114 23 W 14 0.2 37 4 0.1143 45 5 0.1143 53 6 8 0. 1143 61 7 9 0. 1286 70 a. Complete the table (Use 4 decimal places when applicable) b. What is the cumulative relative frequency for flossing 3 times per week? %