K The following table shows the distribution of murders by type Weapon of weapon for murder cases in a particular country over the Handgun. past 12 years. Complete parts (a) through (e). Rifle Shotgun Unknown firearm. Knives Hands, fists, etc. Other Probability 0.471 0.022 0.033 0.145 0.133 0.055 0.141 (a) Is the given table a probability model? Why or why not? A. No; the probability of all events in the table is not greater than or equal to 0 and less than or equal to 1, and the sum of the probabilities of all outcomes does not equal 1. OB. No; the probability of all events in the table is not greater than or equal to 0 and less than or equal to 1. C. No; the sum of the probabilities of all outcomes does not equal 1. D. Yes; the rules required for a probability model are both met. (b) What is the probability that a randomly selected murder resulted from a rifle or shotgun? P(rifle or shotgun) = (Type a decimal rounded to three decimal places as needed.)

K The following table shows the distribution of murders by type Weapon of weapon for murder cases in a particular country over the Handgun. past 12 years. Complete parts (a) through (e). Rifle Shotgun Unknown firearm. Knives Hands, fists, etc. Other Probability 0.471 0.022 0.033 0.145 0.133 0.055 0.141 (a) Is the given table a probability model? Why or why not? A. No; the probability of all events in the table is not greater than or equal to 0 and less than or equal to 1, and the sum of the probabilities of all outcomes does not equal 1. OB. No; the probability of all events in the table is not greater than or equal to 0 and less than or equal to 1. C. No; the sum of the probabilities of all outcomes does not equal 1. D. Yes; the rules required for a probability model are both met. (b) What is the probability that a randomly selected murder resulted from a rifle or shotgun? P(rifle or shotgun) = (Type a decimal rounded to three decimal places as needed.)

Calculus For The Life Sciences

2nd Edition

ISBN:9780321964038

Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.

Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.

Chapter12: Probability

Section12.3: Conditional Probability; Independent Events; Bayes' Theorem

Problem 64E

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