Suppose we want to estimate the proportion of college students who have a high level of stress. In a previous homework assignment, we looked at a sample of 253 college students and found that 56 ofthem had high levels of stress.1 What proportion of students in the sample had a high level of stress? Round to four decimal places. Hint To calculate the proportion. take the number of successes divided by the sample size. lOnyper, 5., Thacher, P.. Gilbert,l.. Ba. Gradess. S. (2012}. Class start times, sleep. and academic performance in college: A path analysis. ChronobiologyInternational, 29(3): 318335