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Probability of Binomal Random Variable with Baseball Example

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National studies indicate that 70% of the population report that they like the game of baseball and watch at least 10 games per year (indirectly or directly). Recently, I sampled 10 people.

What is the probability that:
a) Exactly 7 people reported they like baseball
b) Less than 3 reported they like baseball
c) 8 or more reported they like baseball

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Solution Summary

The solution gives detailed steps on calculating some probabilities of binomial random variable under the assumption of binomial distribution using the baseball example. All formula and calculations are shown and explained.

Solution Preview

Let X be the number of people who reported that they like baseball, by question, the distribution of X is binomial with parameter 10 and 0.7. Remember the ...

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