EXERCISE 2: TESTABLE OBSERVATIONS Determine which of the following observations are testable. For those that are testable: . Determine if the observation is qualitative or quantitative. . Write a hypothesis and a null hypothesis. . What would be your experimental approach? What are the dependent and independent variables? . What are your controls - both positive and negative? . How will you collect your data? - How will you present your data (e.g., chart, graph)? . How will you analyze your data? 2. The teller at the bank with brown hair and brown eyes is taller than the other tellers. 5. For the past two days, the clouds have come out at 3 pm and it has started raining at 3:15 pm. 6. George did not sleep at all the night following the start of daylight savings