Case 5. Using the SPSS file Air Traffic Controllers on the website, apply an appropriate test to verify whether there are statistically significant differences across the three levels of smoking behavior in the Error rate on the memory task. (Note: delayed smokers are people who have decided to stop smoking, e.g., in an attempt to combat the addiction, etc.). State and verify the necessary assumptions for the test, formulate relevant hypotheses, and fully interpret your results (including managerial implications).

File: https://we.tl/t-285kqkQmbS