(note: use mu for mean or average , p for proportion, >= for , <= for , =/ for ) State the null and alternative hypotheses to be used in testing the following claims and determine generally where the critical region is located: (a) The mean snowfall at Lake George during the month of February is 21.8 centimeters. Ho: ______ H1: ______   (b) No more than 20% of the faculty at the local university contributed to the annual giving fund. Ho: ______ H1: ______   (c) At least 70% of next year's new cars will be in the compact and subcompact category. Ho: ______ H1: ______   (d) The average rib-eye steak at the Longhorn Steak house is at least 340 grams. Ho: ______

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