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28-10-2022
Mathematics

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You flip a coin 3 times. Let x be the number of heads you get. What is p(x=3)A.1/6B.1/2C.1/8D.1/4

You flip a coin 3 times Let x be the number of heads you get What is px3A16B12C18D14 class=

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AilahN410054 AilahN410054

28-10-2022

The sample space when we toss a coin 3 times is

[tex]\mleft\lbrace\text{HHH,HHT,HTH,THH,TTT,TTH,THT,HTT}\mright\rbrace[/tex]

SO

[tex]\begin{gathered} p(x=3)=P\lbrace HHH\rbrace \\ =\frac{1}{8} \end{gathered}[/tex]

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