Let X be the sum of two (2) rolled dice. Note that each dice has 6 sides.a. Create a discrete probability distribution (table form) for the random variable X.b. What is the probability of getting a sum of 2 rolled dice that is greater than or equal to 8?

Given that Two dice are rolled Let X be sum of two dice rolled Sample space = S S={ (1,1) (1,2)…

Answered: a. Create a discrete probability…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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A pair of fair dice is rolled. Let X the random variable representing the sum of numbers that appear.
✅❎♦️♦️✅❎❎♦️
♦️♦️♦️♦️❎❎❎✅♦️♦️
In a hospital, about 3 patients came to the emergency room between 5:00 and 6:00 p.m. The probability that at least one patient came to the emergency room between 5:00 and 6:00 p.m. is ...... Select one: Oa. 0.8009 Ob. 0.9503 Oc. 0.1991 O d. 0.0497 Next pa Previous page
2. Dale conducted a survey of the students in his classes to observe the distribution of eye color. The table shows the results of his survey. Eye color Blue Brown Green Hazel (touch of orange&brown) 8. Number 12 58 2 Find the experimental probability distribution for each eye color. a) P(Blue) = e) P(Green) b) P(Brown) d) P(Hazel) 3. Based on the survey, what is the experimental probability that a student in Dale's class does not have green or hazel eyes? a. 1/8 b. 7/8 c. 12/80 d. 58/80
6. Suppose two dice are tossed. Let X be the sum of the dots on the top faces of the two dice. Find the probability distribution of X.
80. The World Bank records the prevalence of HIV in countries around the world. According to their data, "Prevalence of HIV refers to the percentage of people ages 15 to 49 who are infected with HIV."1 In South Africa, the prevalence of HIV is 17.3%. Let X = the number of people you test until you find a person infected with HIV. a. Sketch a graph of the distribution of the discrete random variable X. b. What is the probability that you must test 30 people to find one with HIV? c. What is the probability that you must ask ten people? d. Find the (i) mean and (ii) standard deviation of the distribution of X.
What is the answer? Use a step by step anf handwritten calculation.
Assume that 12 jurors are randomly selected from a population in which 60% of the people are Mexican-Americans. Refer to the probability distribution table below and find the indicated probabilities. Number of Mexican-Americans Probability 0 0 1 0.0003 2 0.0025 3 0.0125 4 0.042 5 0.1009 6 0.1766 7 0.227 8 0.2128 9 0.1419 10 0.0639 11 0.0174 12 0.0022 a) Find the probability of at most 4 Mexican-Americans among 12 jurors. Give answer as a decimal. b) Find the probability of more than 4 Mexican-Americans among 12 jurors. Give answer as a decimal.
Note. Get the possible values of a random variable first. A pair of fair dice is rolled. Let X denote the sum of the number of dots on the top faces. a. Constuct the probability distribution of X. b. Find P(X>9)
In statistics test, students finish the test in between 80 minutes, at earliest, and 120 minutes, at latest. What is the probability that the next student will finish the test between 85 and 95 minutes. Assume a uniform distribution..
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. Complete parts (a) through (d) below. Click the icon to view the table. a. Find the probability of getting exactly 6 girls in 8 births. 0.108 (Type an integer or a decimal. Do not round.) - Probability Distribution for x Number of Girls x 0 1 2 3 4 5 6 7 8 Print P(x) 0.002 0.025 0.105 0.189 0.358 0.189 0.105 0.025 0.002 Done X

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a. Create a discrete probability distribution (table form) for the random variable X. b. What is the probability of getting a sum of 2 rolled dice that is greater than or equal to 8?