3.1 Of the following four scenarios, which survey results are likely to be the most statistically significant and which are likely to be the least statistically significant? Explain your answer. Scenario 1: 1,000 students are surveyed after completing six months of a basic French language course to see if they have learnt the usage of prepositions in French. Scenario 2: 50 businessmen are surveyed to see whether their marketing skills have improved after attending a week-long seminar on innovative techniques of marketing