Please use T-test

All work must be shown clearly for each question below. including the formula \"594' . l Answers tofollow up questions may not be considered if previous parts are incomplete or not Intelligent y answered. 26. The Allegheny County, Pennsylvania school district states that the average salary of substitute teachers in school districts in Allegheny County, Pennsylvania, is $60 per day. A disgruntled teacher believes the salary is actually less than this amount. A random sample of eight school districts is selected, and the daily salaries (1n dollars) are shown. Based on the evidence below, does it look like the disgruntled teacher is correct? Note: In your summary statement, remember to comment on the italicized phrase. You can use a = .10. 15 pts 60 56 60 55 70 55 60 30