90 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 16 0.1778 octor 17 0. 1889 33 N 13 0. 1444 46 57 w 11 0. 1222 4 11 0. 1222 68 5 0.0667 74 6 5 0.0556 79 11 90 a. Complete the table (Use 4 decimal places when applicable) b. What is the cumulative relative frequency for flossing 5 times per week? % OK