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March 26, 2017

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If the confidence interval obtained is to wide. How can the width of this interval be reduce and which alternative is the best and why?

Thank you for your help

  • Please can you help me (Statistic)) - ,

    The only thing I can think of is increasing the size of the sample.

  • Please can you help me (Statistic)) - ,

    You could also think about changing the type 2 error.

  • Please can you help me (Statistic)) - ,

    Sorry, I meant to write type 1 error (or alpha level).

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