Find the probability of the three or fewer bits in error. (Use 4 decimal places.) * Consider the probability distribution for the digital channel example. P(X =x ) 0.6561 0.2916 2 0.0486 0.0036 4 0.0001 1.0000

Q: For a group of four 50-year old men, the probability distribution for the number a who live through…

A: Given Data :XP(x)00.000310.008220.079830.346740.565

Q: A survey asked 863 people how many times per week they dine out at a restaurant, A probability…

A:

Q: find the mean of this probability distribution, round your answer to one decimal place. X 0,1,2,3…

A: x P(X) x*P(x) 0 0.3 0 1 0.2 0.2 2 0.15 0.3 3 0.35 1.05     ∑x*P(x) = 1.55

Q: Let X be the number of minutes that it takes a random selected student to solve a mathematical…

A: We want to find mean and standard deviations

Q: The probabilities for a discrete probability function all fall between which two values? 0.5, 1 0, 1…

A:

Q: Let x be the number of errors that appear on a randomly selected page of a book. The following table…

A: X p(X) X*p(X) X2*p(X) 0 0.73 0 0 1 0.16 0.16 0.16 2 0.06 0.12 0.24 3 0.04 0.12 0.36 4 0.01…

Q: h. Find the conditional distribution of f (x[y), P(X = 2 | Y = 1). i. Find the conditional…

A: here given joint distribution of x and y  Using bayes rule Calculate the conditional Distribution

Q: Fill in the P(X=x) values to give a legitimate probability distribution for the discrete random…

A:

Q: The mean percent of childhood asthma prevalence in 43 cities is 2.38​%. A random sample of 32 of…

A: The probability of the mean childhood asthma prevalence for the sample is greater than 2.7​% is…

Q: 1. Let X denote the number of times a certain numerical control machine will malfunction: 1, 2, or 3…

A: f(x,y)   y=1   y=2    y=3   Total    x=1    0.1 0.05 0.02 0.17      x=2    0.1 0.35…

Q: Assume that 11% of Douglas College students are left-handed. Suppose you randomly select 100…

A: Given that n= number of observation= 100 p= probability of success= 11%=0.11 since each trial is…

Q: The life of a battery is normally distributed with mean 70 hours with a standard deviation of 10…

A: Given, μ = 70 σ = 10 Z = X-μσ

Q: The discrete random variable X has the following probability distribution (See image below). Solve…

A: Given PMF of X. Now will using this pmf to find mean.x = [15,20,25,30]p(x) = [0.20,.15,.32,0.33]

Q: Let X be the number of errors that appear on a randomly selected page of a book. The following table…

A: Since, the sum of all probabilities of a distribution is always equal to 1. That means ∑P(x) = 1 The…

Q: The mean percent of childhood asthma prevalence in 43 cities is 2.22​%. A random sample of 30 of…

A: The Z-score of a random variable X is defined as follows: Z = (X – µ)/σ. Here, µ and σ are the mean…

Q: P(x) 0.004 1 0.013 2 0.028 0.353 4 0.227 0.217 0.158 a.) Find the probability of exactly 5…

A:

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: Use the discrete probability distribution below to find the probability that x equals 5. X:3 5 7 9…

A: We have to find given probability.

Q: Let X denote the number of colleges where you will apply after your results and P(X = x) denotes…

A: Given: PX=x=kx               x=0,12kx             x=2k×5-x    x=3,40                otherwise

Q: Find the probability a randomly selected z-score is between -1 and 1.2.

A: Probability that the randomly selected Z-score is between -1 and 1.2 P(-1<z<1.2)   We know…

Q: receive per day. It is illustrated below. X• P(X) P(X) X -H (X – µ)² P(X)·(X – µ)² 5 0.15 6 0.15 0.9…

A: The question is about to find prob. dist. Given : X : No. of calls received by parents per day P ( X…

Q: A professor sees students during regular office hours. Time spent with students follows an…

A: Given data: Let, X follows exponential distribution with mean = 10 minutes To find: The probability…

Q: Calculate the mean for the discrete probability distribution shown here. 6 7 0.24 0.32 X P(x) 1 0.25…

A: The table shows x values and their probability values.

Q: 1. Let X denote the number of times a certain numerical control machine will malfunction: 1, 2, or 3…

A: f(x,y)     y=1   y=2     y=3    Total       x=1   0.10  0.05    0.02   0.17…

Q: P(X) 12 8. k 2 1 4 8. 1, 3.

A:

Q: Fill in the P(X=x) values to give a legitimate probability distribution for the discrete random…

A: The table shows discrete random variable values with their probability values.

Q: fa family now li wo years from now? A suburban area? A rural area? uppose that at present, 40% of…

A: .

Q: Find the variance of the following discrete probability distribution. Formula:  Write and encircle…

A: We want to find the variance

Q: Fill in the P(X=x) values to give a legitimate probability distribution for the discrete random…

A: The distribution is as follow:Value of x of XP (X=x)-10.120340.1660.19

Q: determine if the following is a probability distribution. justify your answer     x  P(x)    0…

A: x  P(x)    0   0.04    1   0.33    3   0.42    4   0.19    5   0.02

Q: Determine whether or not the distribution is a discrete probability distribution and select the…

A: Solution-: Let, X- be the random variable X -4 3 6 P(X=x) 0.35 0.62 0.36 Determine whether…

Q: w. Determine if the random variables are statistically independent considering f (2, 1).

A: here given ,  joint distribution of x and y  two variables are statistically independent when f(x,y)…

Q: Calculate the standard deviation o of X for the probability distribution. (Round your answer to two…

A: From the given information, X -5 -1 0 2 5 10   P(X=x) 0.1 0.2 0.3 0.1 0.3 0   XP(X=x) -0.5…

Q: x P(x) 0 0.05 1 0.25 2 0.25 3 0.45 Find the mean of this probability distribution. Round your…

A: Probability distribution table. x P(x) 0 0.05 1 0.25 2 0.25 3 0.45

Q: Find the variance of the following discrete probability distribution. Formula in the image attached…

A: