A survey of TWU students was conducted. The survey was sent out to 1000 students. Complete

responses were received from 498 students. The following questions are based on this sample.

1. Students were given a 5-point scale to indicate their level of satisfaction with the quality

of online instruction. The average satisfaction was 2.31 with a standard deviation of

1.02. Construct a 95% confidence interval for the average satisfaction. Please show work.