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Find the Probability for the Experiment of Tossing a Coin

question 55

Multiple Choice

Find the probability for the experiment of tossing a coin four times and getting at least two heads. Use the sample space
S= HHHH HHHTHHTH HTHH  THHH HHTTHTHTTHHTTHTHHTTHTTHHTTTHTTHTTHTTHTTTTTTTS = \begin{array} { l l l c } \text { HHHH } & H H H T & H H T H & \text { HTHH } \\ \text { THHH } & H H T T & H T H T & T H H T \\ T H T H & H T T H & T T H H & T T T H \\ T T H T & T H T T & H T T T & T T T T \end{array}


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