1The following is a probability distribution for the number of Mexican-American jurors, X, on a 12 person jury. The jury was randomly selected from a population in which 50% of the people are Mexican-Americans.024567P(X = x)0.016X0.0000.00330.0540.1210.1930.2260.19380.121a. Use the special addition rule and the probability distribution to determine P(X = 6).P(X = 6) =b. Use the special addition rule and the probability distribution to determine P(X≥5).P(X≥5)=c. Use the special addition rule and the probability distribution to determine P(X < 7).P(X<7) =90.054100.016110.003120.000

a) P(X=6)=0.226 b) P(X≥5)=0.806 c) P(X<7)=0.613Explanation:

Answered: 1 The following is a probability…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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The following table shows the distribution of murders by type of weapon for murder cases in a particular country over the past 12 years. Complete parts (a) through (e). Probability Weapon Handgun 0.472 Rifle 0.024 Shotgun Unknown firearm 0.034 0.144 Knives 0.133 Hands, fists, etc. 0.055 Other 0.138 ... O A. If 1000 murders were randomly selected, we would expect about 58 of them to have resulted from a rifle or shotgun. O B. If 1000 murders were randomly selected, exactly of them would have resulted from a rifle or shotgun. (c) What is the probability that a randomly selected murder resulted from a handgun, rifle, or shotgun? P(handgun, rifle, or shotgun) = 0.530 (Type a decimal rounded to three decimal places as needed.) Interpret this probability. Select the correct choice below and fill in the answer box to complete your choice. A. If 1000 murders were randomly selected, we would expect about 530 of them to have resulted from a handgun, rifle, or shotgun. B. If 1000 murders were…
The following is a probability distribution for the number of Mexican-American jurors, X, on a 12 person jury. The jury was randomly selected from a population in which 70% of the people are Mexican-Americans. 1 2 3 4 5 6 7 8 9. 10 11 12 X P(X= x) 0.000 0.000 0.0000.001 0.008| 0.029 0.0790.158 0.231 0.240 0.168 0.071|0.014 a. Use the special addition rule and the probability distribution to determine P(X > 5). P(X 2 5) =O b. Use the special addition rule and the probability distribution to determine P(X= 3). P(X= 3) = ]
Let X = {Email, In Person, Instant Message, Text Message}; P(Email) = 0.06 P(In Person) = 0.55 P(Instant Message) = 0.24 P(Text Message) = 0.15 Is this model a probability distribution? A. Yes. B. No. C. Maybe.
One hundred shoppers at a local shopping mall were categorized by age and gender as shown in the frequency distribution below: Age Group Gender Under 25 years 25 - 40 years Over 40 years Total Male (M) 15 13 12 40 Female (F) 24 18 18 60 Total 39 31 30 100 One shopper is selected at random form that group of 100 shoppers. If the randomly selected shopper is male, what is the probability he is under 25 years of age? a. 0.375 b. 0.72 c. 0.58 d. 0.125
The accompanying table describes results from groups of 8 births from 8 different sets of parents. The random variable x represents the number of girls among 8 children. a. Find the probability of getting exactly 6 girls in 8 births. b. Find the probability of getting 6 or fewer girls in 8 births.
Assume that 12 jurors are randomly selected from a population in which 86% of the people are Mexican-Americans. Refer to the probability distribution table below and find the indicated probabilities. � �(�) 0 0+ 1 0+ 2 0+ 3 0+ 4 0+ 5 0.0004 6 0.0028 7 0.0148 8 0.0569 9 0.1553 10 0.2863 11 0.3197 12 0.1637 Find the probability of exactly 5 Mexican-Americans among 12 jurors.�(�=5)= Find the probability of 5 or fewer Mexican-Americans among 12 jurors.�(�≤5)= Does the occurrence of 5 Mexican-Americans among 12 jurors suggest that the selection process discriminates against Mexican-Americans?

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