The lifespans of zebras in a particular zoo are normally distributed. The average zebra lives 20.5 years, the standard deviation is 3.9 years. Use the empirical rule (68 - 95 – 99.7%) to estimate the probability of a zebra living longer than 32.2 years

Adeli owner keeps track of the to-go orders each day. the results from last saturday are shown in the given two-way frequency table. saturday's to-go deli orders in person by phone online total pick up 38 25 31 94 delivery 35 28 34 97 total 73 53 65 191 what percent of the to-go orders were delivery orders placed by phone? a. 14.66% b. 38.41% c. 28.87% d. 52.83%