Suppose That Past History Shows That 60% of College Students

question 70

Short Answer

Suppose that past history shows that 60% of college students prefer Brand C cola. A sample of 5
students is to be selected. The probability that 2 or fewer prefer brand C is ________.

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Definitions:

Coin Toss

A coin toss is a basic experiment in probability theory used to demonstrate randomness, with two possible outcomes: heads or tails.

Poisson Distribution

A probability distribution that measures the likelihood of a given number of events happening in a fixed interval of time or space.

Probability Distribution

A mathematical function that gives the likelihoods of various possible results in an experiment.

Binomial Distribution

A probability distribution that describes the number of successes in a fixed number of independent trials, with each trial having only two possible outcomes.