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Stella's scores X=87 on her first exam, for which the entire class scored a mean of =77 and
standard deviation of =2. The instructor wants to standardize thye distribution of exam scores to
have =97 and =14. What will Stella's grade on the exam be in the new distribution? Question 7 For
a population with a standard deviation of =4, what is the 2 -score corresponding to a score that is
4 points below the mean?

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  • 1. Stella's scores X=87 on her first exam, for which the entire class scored a mean of =77 and standard deviation of =2. The instructor wants to standardize thye distribution of exam scores to have =97 and =14. What will Stella's grade on the exam be in the new distribution? Question 7 For a population with a standard deviation of =4, what is the 2 -score corresponding to a score that is 4 points below the mean?