The Student Recreation Center wanted to determine what sort of physical activity was preferred by students. In a survey of 89 random students, 68 indicated that they preferred outdoor exercise over exercising in a gym. The 99% confidence interval estimating the proportion of all students at the university who prefer outdoor exercise is given by which of the following? 1) (0.71904, 0.80905) 2) (0.65934, 0.86875) 3) (0.12002, 0.35189) 4) (0.64811,0.87998) 5) (-0.64811, 0.87998)