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Unformatted text preview: A bar graph which represents the probability distribution of a random variable is called a histogram . Section 8.1 Distributions of Random Variables 2 Example: The rates paid by 30 financial institutions on a certain day for money-market deposit accounts are shown in the accompanying table: Rate, % 6 6.25 6.55 6.56 6.58 6.60 6.65 6.85 Number of Institutions 1 7 7 1 1 8 3 2 a. Let the random variable X denote the interest paid by a randomly chosen financial institution on its money-market deposit accounts and find the probability distribution associated with these data. b. Draw the histogram associated with these data. c. Find: P(6.55 < X < 6.58) P(X > 6.25)...
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This note was uploaded on 08/30/2010 for the course MATH Math 1313 taught by Professor Abdelnourahmed-zaid during the Fall '10 term at University of Houston.
- Fall '10