e of the one hundred experiments, the number of heads will be between 0000 and 0000, while in the other one experiment the number of heads will be either less than 0000, or more than 0000. We could announce this by saying: "If you flip ten thousand coins, then 00 times out of 000, the number of heads will be within 000 of five thousand." Or, "If you flip ten thousand coins, then the margin of error is plus or minus 00