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What is the answer, please?

What is the answer, please?

Exercise 7

A group of students at a school takes a history test. The distribution is normal with a mean of 25, and a standard deviation of 4. 

a)    Everyone who scores in the top 30% of the distribution gets a certificate. What is the lowest score someone can get and still earn a certificate? 

b)    The top 5% of the scores get to compete in a statewide history contest. What is the lowest score someone can get and still go on to compete with the rest of the state?

Top Answer

a) Lowest score =... View the full answer

1 comment
  • Thank you so much!
    • nikitawarsaw
    • Nov 01, 2018 at 12:49pm

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Other Answers

(a) lowest score above which someone can get and still earn a... View the full answer

1 comment
  • Thank you
    • nikitawarsaw
    • Nov 01, 2018 at 1:17pm

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