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# A stock of tilapia will only be harvested if the average body weight of the tilapia is greater than 20g. A sample of 50 pieces is drawn with an...

A stock of tilapia will only be harvested if the average body weight of the tilapia is greater than 20g. A sample of 50 pieces is drawn with an average weight of 22g and standard deviation of 15. Using a test of hypothesis at the 1% level of significance, will you decide to harvest your stock?