sabel is a very determined 4th grader who studies different neighborhoods each year to determine which give the most candy on Halloween. Right now she wants to know which is the most consistent in the amount of candy she receives. She thinks the population standard deviation of all the neighborhoods is 3 candies. In her neighborhood, she samples 9 of the houses and finds a sample standard deviation of 1.94 candies. At the a = 0.10 significance level, is there evidence to say that her neighborhood has a smaller standard deviation than 3? Use the p-value method. a. For this study, we should use Select an answer b. The null and alternative hypotheses would be: Select an answer Ho: H: ? Select an answer