Question 4, 7.2.10-T Part 1 of 4 > HW Score: 0%, 0 of 7 points O Points: 0 of 1 Save Full-time college students report spending a mean of 27 hours per week on academic activities, both inside and outside the classroom. Assume the standard deviation of time spent on academic activities is 3 hours. Complete parts (a) through (d) below. a. If you select a random sample of 25 full-time college students, what is the probability that the mean time spent on academic activities is at least 25 hours per week? (Round to four decimal places as needed.)