E Untitled document - G X Content X Bb 22915637 X C Chegg Search X G 2. The probability, ass X Q PSY 317 Exam 2 Chap X C Get Homework Help V X + X C a learn-us-east-1-prod-fleet01-xythos.content.blackboardcdn.com/blackboard.learn.xythos.prod/5849b9bae4172/22915637?X-Blackboard-Expiration=16384140000008X-Blackboard-Signature=b2... . . = 22915637 3 / 5 100% + (b) Based on the results of this hypothesis test, would you expect a confidence interval to include 0? Explain your reasoning. (5 points). (c) Calculate a 95% confidence interval for the change in pressure. Does the confidence interval provide convincing evidence that this drug changes intraocular pressure on the eye? Explain. (10 points) 12. In a study that investigates the impact of the Danish Action Plan for the Aquatic Environment, which addresses pollution of the Danish water resources, the concentration of nitrogen (measured in g=m3) was measured in a particular river in 1998, 2003, and 2011. Six measurements were randomly taken in each year. A summary of the nitrogen concentration is provided. We want to evaluate if mean of nitrogen concentrations do or do do not vary across years, using an ANOVA at the 5% significance level. S 1998 5.55 0.486 2003 5.19 0.362 2011 4.05 0.673 6 (a) What are the conditions for ANOVA? Evaluate whether each of these conditions are satisfied in the context of these data. Note any additional information you would need to fully evaluate the conditions. (6 points) (b) Complete the following ANOVA table. Show any work in the space provided below, and insert final values in the table. (6 points). df Sum Sq Mean Sq F p-value Year 7.39 0.0004436 Residuals Total 17 11.49 Type here to search O 9 3 w P 35OF Clear 6:10 PM 12/1/2021 E