Suppose that the number of patients visiting the Dental School has been recorded for the past year. The table below is a probability distribution table representing the data collected. Number of Patients 11 12 13 14 15 Probability 0.08 0.06 0.14 0.16 0.56 What is the probability that at least 12 persons visited the Dental School? O a 0.08 b. 0.86 . 0.14 O d. 0.92 hich of the following is true about the Binomial Distribution? a. It is a symmetric distribution O b. Trials are assumed to be independent O c. It is a continuous distribution O d. Skewness is always zero