Problemas

An athletic trainer uses a diagnostic test to determine whether a tennis player has torn a muscle. A player will be removed from the team only if the trainer thinks the player has torn a muscle. This situation is similar to using a null and alternate hypothesis to decide whether to remove the player from the team.The hypotheses might be stated as follows: H_(0) The tennis player does NOT have a torn muscle H_(a): The tennis player has a torn muscle Which of the following represents a Type I error for the hypotheses? A. Diagnosing atorn muscle in a tennis player who does not have a torn muscle B. Diagnosing a torn muscle in a tennis player who has a torn muscle C. Falling to diagnose a torn muscle in a tennis player who does not have a torn muscle D. Falling to diagnose a torn muscle in a tennis player who has a torn muscle E. Removing a tennis player from the team regardless of the diagnosis
Solución
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Cristinaprofessionell · Tutor durante 6 años
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Type I error occurs when the null hypothesis is true, but it is incorrectly rejected. In this case, the null hypothesis is that the tennis player does not have a torn muscle. Therefore, a Type I error would be diagnosing a torn muscle in a tennis player who does not have a torn muscle. So, the correct answer is:<br /><br />A. Diagnosing a torn muscle in a tennis player who does not have a torn muscle
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