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Adding or subtracting 0.5 from the binomial random variable x's interval endpoints (i.e., the so-called continuity correction) improves the normal approximation to the binomial by correcting for or accounting for the "missing" corners of the probability rectangles corresponding to values of x.
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The amount of money required to purchase a good or service.
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A specified amount or number of items.
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The physical manifestation of language in the form of symbols or marks on surfaces like paper, used to communicate thoughts and ideas.
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An advantage or profit gained from something, often used in legal terms to describe gains in contracts or employment.
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