Dishonest coin
Message posted by Kevin (via 64.252.204.231) on December 15, 2001 at 1:51 PM (ET)

A dishonest coin with a probability of heads p=0.2 is tossed n times. Let the random variable X denote the number of heads tossed. Find the mean so that there is 95% chance that X will be between n/5-20 and n/5+20?

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Re: Dishonest coin
Message posted by JG (via 128.8.24.87) on December 15, 2001 at 6:14 PM (ET)