Posted by Arun on Friday, March 2, 2012 at 3:22am.
2. The standard deviation of the number of tosses required to get a 1 when a balanced dice is tossed repeatedly is equal to
Choose one answer:
a. √6
b. √30
c. 6
d. 30

Probability and statistics  Writeacher, Friday, March 2, 2012 at 7:54am
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