John Isaac Inc., a designer and installer of industrial signs, employs 60 people. The company recorded the type of the most recent visit to a doctor by each employee. A national assessment conducted in 2004 found
that 43 percent of all physician visits were to primary care physicians, 22 percent to medical specialists, 21
percent to surgical specialists and 14 percent to emergency departments. Test at the 0.01 significance level
if Isaac employees differ significantly from the survey distribution. Here are their results: Can anyone solve this?​