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Thread: Not sure how to solve this question, please help

  1. #1
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    Not sure how to solve this question, please help




    question is asking:

    if X~N(,σ)=N(K,5), find K if P(X≥6)=.9;
    if X~N(5,k) find K if P(X≥5)=.9

    Not sure how to interpret or even begin to solve this.

  2. #2
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    Re: Not sure how to solve this question, please help


    Got it figured out thanks.

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