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    Statistics: Hypothesis for completion of bride's wedding photos

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    Suppose a wedding photographer claims he can finish a bride's wedding photos in less than 7 days. You are given the following data from a sample.

    Sample size: 40
    Population standard deviation: 1
    Sample mean: 7.2

    Formulate a hypothesis test to evaluate the claim. Which one is correct?

    A) Ho: µ = 7; Ha: µâ?  7
    B) Ho: µâ?¥7; Ha: µ <7
    C) Ho: µâ?¤7; Ha: µ >7
    D) Can't answer, not enough information

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