For each problem, write which test you used in your calculator, draw the graph, calculate pvalue, and write your conclusion in a complete sentence. A simple random sample of 20 people found that the...

For each problem, write which test you used in your calculator, draw the graph, calculate pvalue, and write your conclusion in a complete sentence.  A simple random sample of 20 people found that the average amount earned during the summer was $5800 with a population standard deviation of $350. The city produced a study claiming that the average salary during the summer is not $6000. Test the claim using a = .01.