13. Each day on a college campus, parking tickets are issued. Let X be the number...
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13. Each day on a college campus, parking tickets are issued. Let X be the number of parking tickets issued on Tuesdays. The following table shows the distribution of the random variable X. 5 0.12 6 0.14 MIES 7 0.10 X P(X= x) (a) Determine if this is a probability distribution. 8 10 9 0.20 0.15 0.16 11 0.08 (b) What is the probability that there will be more than 9 tickets written on any given Tuesday? (c) What is the probability that less than 5 tickets will be issued? (d) What is the probability that at least 9 tickets will be issued? (e) What is the probability that no more than 6 tickets will be issued? (f) What is the probability from 6 to 10 tickets will be issued? (g) What is the average number of tickets issued? (h) What is the standard deviation for the number of tickets issued? (i) Construct a probability histogram for this distribution. 12 0.05 (j) Mark the mean on the histogram and comment on its position. m 185 13. Each day on a college campus, parking tickets are issued. Let X be the number of parking tickets issued on Tuesdays. The following table shows the distribution of the random variable X. 5 0.12 6 0.14 MIES 7 0.10 X P(X= x) (a) Determine if this is a probability distribution. 8 10 9 0.20 0.15 0.16 11 0.08 (b) What is the probability that there will be more than 9 tickets written on any given Tuesday? (c) What is the probability that less than 5 tickets will be issued? (d) What is the probability that at least 9 tickets will be issued? (e) What is the probability that no more than 6 tickets will be issued? (f) What is the probability from 6 to 10 tickets will be issued? (g) What is the average number of tickets issued? (h) What is the standard deviation for the number of tickets issued? (i) Construct a probability histogram for this distribution. 12 0.05 (j) Mark the mean on the histogram and comment on its position. m 185
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Related Book For
Probability and Statistical Inference
ISBN: 978-0321923271
9th edition
Authors: Robert V. Hogg, Elliot Tanis, Dale Zimmerman
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