Using a Binomial Table: Independent Tosses
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A fair coin is given n independent tosses and X denotes the number of heads. Use this model to make the
following calculations. Use Binomial Table or a TI or Excel
(a) If n = 10, P(4<=X<=6) =__________ .
(b)If n = 10, P(4<X<7)=________ .
(c)If n = 25, P(10<X<=15)=_________ .
(d) If n = 25, P(X<12)=______ .
(e) If n = 25, P(X=12)=______ .
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Solution Summary
This solution determines the calculations of the coin toss probabilities.
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Thanks for letting me work on your post. Here is my explanation:
(a)P(4<=x<=6)=10C4*0.5^4*0.5^6+10C5*0.5^5*0.5^5+10C6*0.5^6*0.5^4=0.65625
(b) ...
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