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Steroids in high school A study by the National Athletic Trainers Association surveyed
Chapter 10, Problem 14(choose chapter or problem)
Steroids in high school A study by the National Athletic Trainers Association surveyed random samples of 1679 high school freshmen and 1366 high school seniors in Illinois. Results showed that 34 of the freshmen and 24 of the seniors had used anabolic steroids. Steroids, which are dangerous, are sometimes used in an attempt to improve athletic performance.13 Do the data give convincing evidence of a difference in the proportion of all Illinois high school freshmen and seniors who have used anabolic steroids? State appropriate hypotheses for a test to answer this question. Define any parameters you use.
Questions & Answers
QUESTION:
Steroids in high school A study by the National Athletic Trainers Association surveyed random samples of 1679 high school freshmen and 1366 high school seniors in Illinois. Results showed that 34 of the freshmen and 24 of the seniors had used anabolic steroids. Steroids, which are dangerous, are sometimes used in an attempt to improve athletic performance.13 Do the data give convincing evidence of a difference in the proportion of all Illinois high school freshmen and seniors who have used anabolic steroids? State appropriate hypotheses for a test to answer this question. Define any parameters you use.
ANSWER:Step 1 of 2
Given that,
The random sample of high school freshmen in Illinois=1679
The random sample of high schools seniors in Illinois=1366
The number of freshmen who had used anabolic steroids=34
The number of seniors who had used anabolic steroids=24