coin.flip {Rdice} | R Documentation |
Coin flip
Description
Simulates a coin flip.
Usage
coin.flip(coins = 5, flips = 100, weights = c(0.5, 0.5), getExact)
Arguments
coins |
The number of coins to flip. If unspecified, it defaults to 5. |
flips |
The number of flips. If missing, it defaults to 100. |
weights |
A vector of probability weights to assign to each face of the coin; if unspecified, it defaults to a fair coin with equally likely faces. If specified, its lenght must obviously be a vector of length two whose values sum up to 1. |
getExact |
A vector containing values to be matched exactly, namely the function returns only those combinations containing all the above mentioned variables. Since this is a coin flip, values must be specified in the form |
Details
The function is a particular case of dice.roll
, namely a roll with 2 faces and 1 die.
Value
A table containing the frequencies for each of the two occurrences (head and tail) after the specified number of flips.
Examples
coin.flip(coins = 5, flips = 100)