8242 H". E11 3 up 8 ' SGUC ..i 48 Elementary Statistics 9 0 Unit 4: Section 1 Exercises Your solutions Should be clear, complete, and sufciently detailed in order to demonstrate your understanding and communicate your reasoning and method of solving the problem. Exercise 1 Use the Movie Database Sample to conduct a hypothesis test to determine whether the mean running time of movies rated "'.G \"PG". \"F613". and \"R" are all equal. Specify the conditions that must be satised in order to apply this hypothesis testing procedure. o Page 1 Mathematics 13 0 Ill 0