Question: #12 12. (8 points) SHOW ALL YOUR WORK!!! Trials in an experiment with a polygraph include 97 results that include 22 cases of wrong results

#12

#12 12. (8 points) SHOW ALL YOUR WORK!!! Trials in an experiment

12. (8 points) SHOW ALL YOUR WORK!!! Trials in an experiment with a polygraph include 97 results that include 22 cases of wrong results and 75 cases of correct results. Use a significance level a = 0.05to test the claim that such polygraph results are correct less than 80%of the time. a. Identify the null hypothesis, b. Identify Alternative hypothesis, and decide which type of test you will use, c. Find Test statistic, d. Solve with classical method then decide to reject or accept Ho, e. Solve with P-value method then decide to reject or accept Ho, Use the normal distribution as an approximation of the binomial distribution

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