A random sample of forty-five students bought coffee at a coffee bar near campus an average of 4.50 times a week with a standard deviation of 1.2. Using the table below, find the 95% confidence interval. Confidence Level Critical -score 90% 1.645 95% 1.96 99% 2.576 4.15 to 4.85 4.21 to 4.79 4.04 to 4.96 4.45 to 4.55