There are six telephone lines in a company. Let X denote the number of lines in use at aspecified time. The probability mass function of X is as given as follow:01234.10.15Xp(x)a. 0.21Ob. None of the answers.20What is the probability of less than three lines are in use?c. 0.47d. 0.45.25.205.066.04

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Answered: There are six telephone lines in a…

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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← F2 A sociologist randomly selects single adults for different groups of three, and the random variable x is the number in the group who say that the most fun way to flirt is in person. Determine whether a probability distribution is given. If a probability distribution is given, find its mean and standard deviation. If a probability distribution is not given, identify the requirements that are not satisfied. OA. G= adult(s) (Round to one decimal place as needed.) OB. The table does not show a probability distribution. #3 E 80 F3 Does the table show a probability distribution? Select all that apply. A. Yes, the table shows a probability distribution. B. No, the random variable x's number values are not associated with probabilities. C. No, the random variable x is categorical instead of numerical. D. No, the sum of all the probabilities is not equal to 1. E. No, not every probability is between 0 and 1 inclusive. Find the mean of the random variable x. Select the correct choice below…
al The probability distribution of X, the number of imperfections per 10 meters of a synthetic fabric in continuous rolls of uniform width, is given by 1 0.37 3 2 4 0.41 0.16 0.05 0.01 Construct the cumulative distribution function of X. 0?
The data in the following table summarize results from 98 pedestrian deaths that were caused by accidents. If three different deaths are randomly selected without replacement, find the probability that they all involved intoxicated drivers. F2 The probability is (Round to six decimal places as needed.) W Driver Intoxicated? ew an example Ask my instructor S X H mand # 3 80 Yes No E D C Pedestrian Intoxicated? O Yes 18 8 $ 4 Q F4 R F ar se % 5 V e F5 T No. 32 40 G 6 B MacBook Air F6 Y H & 7 N F7 U J * 8 DII F8 | M ( 9 K F9 O . Clear all - : ; option F11 { [ + ? = Check answer B F12 } 1 delete retu C
Groups of adults are randomly selected and arranged in groups of three. The random variable x is the number in the group who say that they would feel comfortable in a self-driving vehicle. Determine whether a probability distribution is given. If a probability distribution is given, find its mean and standard deviation. If a probability distribution is not given, identify the requirements that are not satisfied. O A. O B. The table does not show a probability distribution. X P(x) 0 0.362 1 adult(s) (Round to one decimal place as needed.) 3 Does the table show a probability distribution? Select all that apply. A. Yes, the table shows a probability distribution. ☐B. No, not every probability is between 0 and 1 inclusive. C. No, the random variable x is categorical instead of numerical. D. No, the random variable x's number values are not associated with probabilities. E. No, the sum of all the probabilities is not equal to 1. Find the mean of the random variable x. Select the correct…
Let X denotes the number of patients who die at a certain hospital in a day. The following table gives the probability function of X. 2 3 4 P(X x) 0.3 0.25 0.25 0.15 0.05 The expected number of deaths per day in the hospital is: 3.3 ) 2.4 17
For each value of z*, find the cumulative probability P(Z s z*). (Round your answers to four decimal places.) AUSE SALT (a) z* = 1.96 (b) z* =-2.33 (c) z* = 2.58 (d) z* = 1.65
Let the random variable X = the number of motor vehicle accidents per student in one year. Find the mean and standard deviation of the probability distribution, and interpret the value of the mean in the context of the real-life situation. X 1 3 4 Probability 0.15 0.29 0.25 0.18 0.10 0.03 Interpretation of µz
Let X denotes the number of patients who die at a certain hospital in a day. The following table gives the probability function of X. 1 3 4. P(X= x) 0.3 0.25 0.25 0.15 0.05 Find the P(1< X <4) O 0.4 0.95 0.7 O 0.5
please do this typewritten asap.
Determine the value of c such that the function is a probability mass function. g= {(11,0.12), (13,0.4c), (15,0.4c), (17,0.22)} ... C = (Simplify your answer.)
The table lists the drinking Sex Non-drinker Man Woman Total O A. 1.000 OB. 0.924 OC. 0.237 O D. 0.763 135 187 322 habits of a group of college students. If a student is chosen at random, find the probability of getting someone who is a non-drinker. Round your answer to three decimal placem Regular Drinker Heavy Drinker Total Total D 203 219 422 63 21 84 5 11 16 ***

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