BabyJah20 BabyJah20
  • 23-04-2018
  • Mathematics
contestada

A test consists of 490 true or false questions. If the student guesses on each question, what is the standard deviation of the number of correct answers? Round the answer to the nearest hundredth.

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TrippieReddd TrippieReddd
  • 23-04-2018
I believe the answer is 1.
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