Hard

Week 12: Chapter 9 - 2 Known Standard Deviation Progress saved Done B VOCO ... Score: 19.13/25 3/5 answered Question 4 7 pts 0 1 95 0 Details ements The average Mcdonald's restaurant generates $2.8 million in sales each year with a standard deviation of 0.8. Shantel wants to know if the average sales generated by Mcdonald's restaurants in Vermont is different than the worldwide average. She surveys 26 restaurants in Vermont and finds the following data (in millions of dollars): 1.3, 2.6, 1.6, 1.1, 1.6, 3.2, 2.8, 2.4, 2.5, 1.4, 3.3, 2, 4.1, 1.5, 1.7, 2.1, 3.8, 3.5, 1.5, 4.3, 1.2, 2.4, 1.2, 2.2, 2.5, 2.5 Perform a hypothesis test using a 10% level of significance. 365 Step 1: State the null and alternative hypotheses. dia Ho: ? v ? v Gallery Ha: ? v ?v e Exam or (Proctorio) (So we will be performing a |Select an answer v test.) ry Step 2: Assuming the null hypothesis is true, determine the features of the distribution of point estimates using the Central Limit Theorem. e Tuition By the Central Limit Theorem, we know that the point estimates are | Select an answer with ment distribution mean and distribution standard deviation redible Step 3: Find the p-value of the point estimate