Problem: A department of education reported that in 2007, 67% of students enrolled in college or a trade school within 12 months of graduating from high school. In 2013, a random sample of 160 individuals who graduated from high school 12 months prior was selected. From this sample, 122 students were found to be enrolled in college or a trade school. Explain your answer and provide examples.
Required:
Question 1: A 95% confidence interval to estimate the actual proportion has a lower limit of ____ and an upper limit of ____.
Question 2: What is the margin of error sample of?