[Steps Shown] Guessing Answers: Several economics students unprepared for a multiple choice quiz with 25 questions, and all of their answers are guesses.
Question: Guessing Answers: Several economics students unprepared for a multiple choice quiz with 25 questions, and all of their answers are guesses. Each question has five possible answers, and only one of them is correct.
- Find the mean and standard deviation for the number of correct answers for each student.
- Would it be unusual for a student to pass by guessing and getting at least 15 correct answers? Why or why not?
Deliverable: Word Document 
![[Step-by-Step] IQ Scores: Assume the adults have](/images/solutions/MC-solution-library-51049.jpg "[Step-by-Step] IQ Scores: Assume the adults have I Q that are normally")
[Step-by-Step] IQ Scores: Assume the adults have I Q that are normally
![[Solution Library] IQ Scores: Assume the adults](/images/solutions/MC-solution-library-51050.jpg "[Solution Library] IQ Scores: Assume the adults have I Q that")
[Solution Library] IQ Scores: Assume the adults have I Q that
![[Step-by-Step] IQ Scores: Assume the adults have](/images/solutions/MC-solution-library-51051.jpg "[Step-by-Step] IQ Scores: Assume the adults have I Q that are")
[Step-by-Step] IQ Scores: Assume the adults have I Q that are
(Solution Library) Birth Weight: Birth weight in the United States are
![[Solution Library] Birth Weight: Birth weight in](/images/solutions/MC-solution-library-51053.jpg "[Solution Library] Birth Weight: Birth weight in Norway are normally distributed")
[Solution Library] Birth Weight: Birth weight in Norway are normally distributed
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