Question: Use Problem 1 information to do this problem. Let us assume that we believe that the percentage of health related field college attendance is 20% and non health 80%. We want to test whether the observed proportions from our sample differ significantly from these hypothesized proportions.

A sample of 1000 college students was asked about their knowledge of a certain group of disease. The following table indicates the students was classified by college attends and their level of knowledge.