A psychologist is concerned about the health of veterans returning from war. She examines 36 veterans and assesses whether they show signs of post-traumatic stress disorder. What is the population of interest? All veterans with post-traumatic stress disorder All veterans returning from war The 36 veterans returning from war The veterans returning from war showing signs of post-traumatic stress disorder  statistical power of 95% implies that it is very likely that H0 will be rejected if it is not true. the chance that the alternative hypothesis is true is 95%. the p-value for the study will be 5%. H0 is probably false.

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