a. AD Nelson Interactive survey for Sri m Continental Hotels, Resorts 3: Spa asked respondents, \"When traveling internationally, do you generally venture out on your own to experience culture: or stick with your tour group and itinerariesT_ The survey found that 28% of the respondents stick with their tour group. In a sample of six international travellers, i. what is the probability that two will stick Twith their tour group? ii. what is the probability that at least two will not stick with their tour group? Interpret the value obtained. b. Based on Aircra: Safety Council of Country PQR__ an average of 13 aircraft. accidents occurred each year i. Compute the mean and standard deviation of the number of aircraft accidents per month. ii. Compute the probability of no aircraft accident in a month. iii. Compute the probability of fewer than three aircraft accidents in two months