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Posted by on Thursday, March 14, 2013 at 5:34am.

Approximately 50% of the eggs have lengths in the range 32 mm plus or minus ____________ mm

  • Math (incomplete) - , Friday, March 15, 2013 at 2:12pm

    Assuming a normal distribution and 32 = mean, we still need to know SD.

    Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability (±.25) related to the Z score.

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