The Sales of a Newsmagazine Vary from Week to Week

question 45

Essay

The sales of a newsmagazine vary from week to week, depending on the importance of the news of the previous week. From empirical data over many years, the following distribution of sales (rounded to the nearest million) has been carefully constructed. What are the mean and standard deviation of this distribution?

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Definitions:

Long Reports

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Indirect Reports

Communication that relays information or statements not through direct quotations but by paraphrase or summary, often used to report speech.

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A methodology involving planning, writing, and completing a document or communication effort.

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