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if the coin tossed 4 times in a row. what is the probability that no tail shows up

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解答

ifthecointossed4timesinarow.whatistheprobabilitythatnotailshowsup

解答

161​
+1
十进制
0.0625
求解步骤
The possible outcomes when a coin is thrown four times are 2⋅2⋅2⋅2
Therefore, the number of possible outcomes: 24
Find the number of favorable outcomes of no tail shows up:1
Probability =totalnumberofoutcomesnumberoffavorableoutcomes​=241​
24=16=161​

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