Math/Stats

The average monthly attendance to the senior citizen bowling league is 67 with a stdev of 6.5. What is the probability that a randomly selected day will see between 72 and 78 visitors?

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asked by Max
  1. enter your data at

    http://davidmlane.com/hyperstat/z_table.html

    play around there for a while and it all becomes clearer.

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    posted by Steve

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