a) Find the value of k, b) Form the table of probability distribution of X, c) Find the mean and variance of the distribution.

Q: Find the probability distribution of the total number of heads obtained in four tosses of a balanced…

A: Let p be the probability of getting head  And X be the number of head  We want to find  (a)…

Q: The extracurricular activities in which the senior class at Kananga National High School participate…

A: "Since you have posted a question with multiple subparts, we will solve first 3 sub-parts for you.…

Q: Find the indicated probability. 390 voters are classified by income and political party. The results…

A:

Q: Let X represent the number of tires with low air pressure on a randomly chosen car. The probability…

A: X 0 1 2 3 4 P(X) 0.1 0.2 0.4 0.2 0.1

Q: Find the mean, variance and standard deviation of each of the probability distribution.

A: The following table shows the provided outputs of the discrete random variables, along with the…

Q: Four coins are tossed, and the number of heads is recorded. Shade the region on the histogram that…

A:

Q: Determine whether this table represents a probability distribution. x P(x) 0.1 0.1 2 0.3 3 0.5 O No,…

A: topic- probability distribution if ∑x=0nP(x)=1 ,then it is a probability distribution

Q: Assume that 12 jurors are randomly selected from a population in which 75% of the people are…

A: According to the provided information, 12 jurors are randomly selected from a population in which…

Q: Find the probability of 8 or fewer Mexican-Americans among 12 jurors.P(x≤8)= ______ .

A: Let the random variable x be the number of Mexican Americans among 12 jurors.The probability…

Q: Determine whether the following can serve as the probability distribution of a random variable X. 1.…

A: We have to find wheather given distribution is valid pdf or not.

Q: Construct the probability distribution of the following events. 1. Selecting 3 students where Y…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: Assume that 12 jurors are randomly selected from a population in which 78% of the people are…

A: From the given information, number of juniors randomly selected n = 12. Let X be the number of…

Q: Use the following formulat to create a distribution and see whether it is a probability distribution…

A: We have given that  P(X) = x/(x+2)  for x = 0, 1, 2

Q: Let X represent the number of tires with low air pressure on a randomly chosen car. The probability…

A: E(X)=∑X.P(X)E(X)=0×0.1+1×0.2+2×0.4+3×0.2+4×0.1E(X)=0+0.2+0.8+0.6+0.4E(X)=2

Q: Assume that 12 jurors are randomly selected from a population in which 74% of the people are…

A: The proportion of Mexican-Americans=0.74 The probability distribution table is given as below,

Q: Convert the percentages to probabilities and make a hist 0.5 0.4 0.3 (X)

A: Given, a) Histogram :

Q: Assume that 12 jurors are randomly selected from a population in which 82% of the people are…

A:

Q: Use the distribution to find the probability of getting less than 3 correct when making random…

A: Solution-: Given table: X P(X) 0 0.198 1 0.395 2 0.296 3 0.099 4 0.012 Total 1

Q: Assume that 12 jurors are randomly selected from a population in which 86% of the people are…

A: The probability of exactly 7 Mexican Americans among 12 jurors is obtained below: P(x=7)=0.0148.

Q: Use the sample space for rolling two dice to determine the probability of each event: E= the event…

A: To find: The probability of each event: E = the event that a die shows 1.

Q: Find the probability distribution of the total number of heads obtained in four tosses of a balanced…

A:

Q: From the given probability distribution, obtain CDF of X *

A: Here We show the table for Its CDF

Q: b) Create a probability distribution for the random variable C

A: From the give information, Consider, probability distribution table: C=c P (C=c) 2…

Q: Given the following, find the requested probability. Event B Event B Event A 19 24 Event A' 30 47

A: Given:   Event A Event A' Event B 19 30 Event B' 24 47

Q: Assume that 12 jurors are randomly selected from a population in which 85% of the people are…

A: Given that, 12 jurors are randomly selected from a population in which 85% of people are Asian -…

Q: c. What is the probability that one randomly selected city's waterway will have less than 9.2 ppm…

A: we have given that  mu=2.9 ,sigma=1.3  n=36  X~N( mu ,sigma^2) Note : According to bartleby expert…

Q: Assume that 12 jurors are randomly selected from a population in which 85% of the people are…

A: x P(x) 0 0+ 1 0+ 2 0+ 3 0+ 4 0.0001 5 0.0006 6 0.004 7 0.0193 8 0.0683 9 0.172…

Q: Determine whether this table represents a probability distribution. P(x) 0.2 1 0.25 0.2 3 0.4 O No,…

A:

Q: Find the probability distribution of the total number of heads obtained in four tosses of a balanced…

A: Solution

Q: 24. Use the given information to find the indicated probability. P (A U B) = 0.6, P(A) =0.3, P (A N…

A:

Q: The probability distribution of x, the number of defective tires on a randomly selected car checked…

A:

Q: probability that a viewer preferred watching videos on a tv screen?  c) percentage of viewers who…

A:

Q: In each of Exercises, we have presented either a contingency table or a joint probability…

A: The formula for conditional probability is,

Q: Estimate the indicated probability. College students were given three choices of pizza toppings and…

A: College students were given three choices of pizza toppings and asked to choose one favorite. The…

Q: Find the probability distribution and CDF of X.

A:

Q: Find the mean and variance of the following probability distributions.

A:

Q: Assume that 12 jurors are randomly selected from a population in which 75% of the people are…

A: The probability distribution of number of Mexican-Americans (X) when 12 juror are selected from the…

Q: At a local community college, the English department determines that the number of misspelled words…

A: Given data, What is the probability that there are 3 misspelled words ?

Q: The probability that a point lands in a certain region contained within a larger region is the ratio…

A:

Q: 1 2 3 4 P(X=x) .3 4 .2

A: Answer - Given the probability distribution,         x 1 2 3 4 P(x) 0.1 0.3 0.4 0.2 Find the…

Q: Let X represent the number of tires with low air pressure on a randomly chosen car. The probability…

A: mean(μ)=E(X)=∑X.P(X)

Q: (b) Consider, the number of WhatsApp messages in your cell phone, as a random variable. Collect a…

A: Assume that the after collecting the data, the average number of messages per hour came out to be…

Q: Assume that 12 jurors are randomly selected from a population in which 79% of the people are…

A: Let , X be the number Mexican-Americans people. The probability distribution table is :

Q: For the three probability distributions shown, rank each distribution from lowest to highest in…

A: Three different types of distributions are given.

Q: Find the requested probability using the tree diagram below. दी

A: From the given tree diagram, P(A)=0.1P(B)=0.9P(R|A)=0.1P(S|A)=0.9P(R|B)=0.3P(S|B)=0.7

Q: Assume that 12 jurors are randomly selected from a population in which 86% of the people are…

A: x P(x) 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…

Q: Find the requested probability using the tree diagram below. 0.6 0.4 0.8 0.3 0.7 Enter the exact…

A:

Q: The probability distribution is as follows: P(X) Mean:

A: Any real value function defined from sample space corresponding to the probability is known as…