2) You want to see if two re departments respond to their calls at different speeds. (2 pts) a. What type of test would be best to conduct to answer this question? Why? b. What are the null hypothesis Ho and alternative hypothesis Ha? 3) Pavlov wanted to determine if dogs drool a different amount after associating their food with a noise stimulus. He ran a test to determine if dogs drooled different amounts with a noise as stimulus and without a noise stimulus. (2 pts) a. What type of test would be best to conduct to answer this question? Why? b. What are the null hypothesis Ho and alternative hypothesis Ha