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Unformatted text preview: the probability that the class ends early or the alarm goes off? 5. [30] Calculate the statistics below using the following data from a sample: 1 23 2 5 4 5 2 Mean: Median Mode Range Variance Standard deviation 6. [8] What is the expected number of books read by a students during the year. The distribution of books read is: booksProbability 25 0.4 50 0.1 75 0.3 100 0.2 7. [10] The probability that the RUN mens’ soccer team wins is .8. The probability that the RUN womens’ team wins is .75. Each team will play a game tomorrow. List the possible number of wins for the two games and their probabilities. 8. [25] Calculate the mean and standard deviation of X using the following sample: X 30 20 50 40 25 45 Given your calculations, what is the value of z when x=42?...
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This note was uploaded on 11/06/2010 for the course STATS 220:231 taught by Professor Vanderhoff during the Spring '10 term at Rutgers.
 Spring '10
 VANDERHOFF
 Statistics, Standard Deviation

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