Sixty adults with gum disease were asked the number of times per week they used to floss before their diagnosis. The

(incomplete) results are shown in Table 1.14.

a. Fill in the blanks in Table 1.14.

b. What percent of adults flossed six times per week?

c. What percent flossed at most three times per week?

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# Flossing per Week 0 1 3 6 7 Relative Frequency Cumulative Relative Freq. Frequency 0.4500 27 18 3 1 0.0500 0.0167 Table 1.14 Flossing Frequency for Adults with Gum Disease 0.9333