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Margin of error

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Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.
  • Video
    Margin of Error 1

    Margin of Error 1

    by CK-12 //basic
    Shows how to find the 95% confidence interval for the proportion of a population voting for a candidate.
    This indicates how strong in your memory this concept is
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