' .Question v ' > ' B3pts 01 399 Details For the data shown, answer the questions. Round to 4 decimal places where possible. Find the standard deviation: :] Question 5 1 I2, 2 pts '0 1 8 98 (D Details 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 w Relative Frequency Cumulative Frequency 0 11 0.1222 11 1 17 0.1889 28 2 9 [:J 37 5 12 0.1333 68 6 8 0.0889 76 7 14 0.1556 90 a. Complete the table (Use 4 decimal places when applicable) b. What is the cumulative relative frequency for flossing 5 times per week? D96 Hint: Frequency Tables 51' Submit