Question

One fair coin is tossed 10 times, what is the probability of getting at least 8...

One fair coin is tossed 10 times, what is the probability of getting at least 8 heads out of 10 tossing experiments?

Entry field with incorrect answer

0.0547

0.0107 (WRONG)

0.0537

0.0439

Math   Statistics-And-Probability   
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Homework Answers

Answer #1

From the given information,

Sample size (n)=10

Probability of success (p)=0.5

Hence,

Using binomial probability calculater,

Hence,

Required probability is,

P(X≥8)=0.0547

i.e., First option is correct.

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