| A Read aloud Draw Highlight Erase 19. A restaurant chain has two locations in a medium-sized town and, believing that it has oversaturated the market for its food, is considering closing one of the...

Extracted text: | A Read aloud Draw Highlight Erase 19. A restaurant chain has two locations in a medium-sized town and, believing that it has oversaturated the market for its food, is considering closing one of the restaurants. The manager of the restaurant with a downtown location claims that his restaurant generates more revenue than the sister restaurant by the freeway. The CEO of this company, wishing to test this daim, randomly selects 36 monthly revenue totals for each restaurant. The revenue data from the downtown restaurant have a mean of $360,000 and a standard deviation of $50,000, while the data from the restaurant by the freeway have a mean of $340,000 and a standard deviation of $40,000. Assume there is no reason to believe the population standard deviations are equal and let u and y denote the mean monthly revenue of the downtown restaurant and the restaurant by the freeway, respectively. Which of the following is the correct value of the test statistic to analyze the claim? A. t66 = 1.848 B. t67 C. t66 = 1.874 D. t67 = 1.874 1.848 20. Paul owns a mobile wood-fired pizza oven operation. A couple of his clients complained about his dough at a recent catering, so he changed his dough to a newer product. Using the old dough, there were 6 complaints out of 385 pizzas. With the new dough, there were 16 complaints out of 340 pizzas. Let p, be the proportion of customer complaints with the old dough and p, be the proportion of customer complains with the new dough. Based on a 95% confidence for the difference of the proportions, what can be concluded? A. Reject Ho, we can conclude the proportion of customer complaints is more for the old dough B. Do not reject Ho, we can conclude the proportion of customer complaints is more for the old dough C. Do not reject Ho, we cannot conclude the proportion of customer complaints is more for the old dough D. Reject Ho, we cannot conclude the proportion of customer complaints is more for the old dough a