If X~B(6, 0.8); that is, if the random variable X has a binomial distribution with n = 6 and p = 0.8, find P(4).  Round your answer to 3 decimal places.

Q: About 77​% of all female heart transplant patients will survive for at least 3 years. Eighty female…

A: The probability that the sample proportion surviving for at least 3 years will be less than 72​% is,

Q: ssume that a procedure yields a binomial distribution with a trial repeated n=17 times. Find the…

A: given data, binomial distributionn=17x=6p=0.69q=1-0.69=0.31p(X=6)=?p(X=x)=nCx*px *qn-x ( binomial…

Q: Each one of these random variables has a named distribution from the previous page. Give the name of…

A: a)  You find a 1-gram zircon crystal which contains about 1015 atoms of Uranium-238. The average…

Q: Let y be a binomial random variable with n = 8 and prob of success in any one trial = 0.40. Find…

A: Solution: From the given information, Y follows binomial distribution with parameters n=8 and…

Q: Q/ The probability distribution of random variable X is: 3. P(x) 0.1 0.3 0.5 0.1 iTY-X+2X Find: 1.…

A: Given Y= X2+2X So we find Y for every X X 0 1 2 3 Y 0 3 8 15 P(Y) 0.1 0.3 0.5 0.1

Q: Explain why X can be modeled by a binomial distribution even though the sample was selected without…

A:

Q: From past experience, a professor knows that the test score of a student taking her final…

A: Given that the mean is 75 and variance is 25 That is, μ=75σ=25=5

Q: The accompanying table describes results from groups of 10 births from 10 different sets of parents.…

A: The given probability distribution is:Number of Girls; xProbability;…

Q: Q4 The weight of McMaster students is Gaussian distributed with mean 86kg and standard deviation…

A: Given that: Mean = 86 kg S. D = 8 kg By using standard normal distribution z score...

Q: upper bound to the probability that the child’s time playing video games on a given day will exceed…

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Q: 1. In a clinical trial with two treatment groups, the probability of success in one treatment group…

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Q: Suppose the random variable Y counts the number of heads in 10 tosses of a biased coin with P(H) =…

A: Y is a random variable that can take on values from 0 to 10 with probability P(Y=y) =E(Y) =6 and…

Q: Thirteen percent of U.S. employees who are late for work blame oversleeping. You randomly select…

A: Solution: Note: Hello! As you have posted more than 3 sub parts, we are answering the first 3…

Q: The Food Marketing Institute shows that 16% of households spend more than $100 per week on…

A: 1. The standard error for the proportion of households spending more than $100 per week on groceries…

Q: The life of light bulbs is distributed normally. The variance of the lifetime is 225and the mean…

A: The probability of a bulb lasting for at most 540 hours is calculated below:

Q: Let y be a binomial random variable with n = 8 and prob of success in any one trial = 0.40. Find…

A: The objective of this question is to find the probability that a binomial random variable y is less…

Q: Let y be a binomial random variable with n = 8 and prob of success in any one trial = 0.40. Find…

A: The objective of this question is to find the probability that a binomial random variable y is…

Q: Let y be a binomial random variable with n = 8 and prob of success in any one trial = 0.40. Find…

A: Sample size n=8 Probability of success p=0.40 Probability of failure q=1-p=1-0.4=0.6 y~Binomn=8,…

Q: The accompanying table describes results from groups of 10 births from 10 different sets of parents.…

A:

Q: Q4. TheBinomial random variable, T~ B(20,0.4). Find the Pr( T= 8). С. 0.36 ww A. 0.12 В. 0.18 D.…

A: Let T be the random variable from Binomial distribution with probability (p)=0.4 and sample size (n)…

Q: 10. Consider the random variable X whose probability distribution is given below: X Pr(X =r) 2k 5k…

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Q: Find the probability of x=19x=19 successes given the probability p=0.66p=0.66 of success on a single…

A: The probability of success is p = 0.66 Number of trials n = 20 Let X denote the number success in 20…

Q: A personal trainer at a gym is preparing a protein shake for a client after a work-out. The protein…

A: The CDF of the amount of protein powder remaining in the tub is a uniform distribution, because the…

Q: From the past experience, 60% of the stocks are profitable. What is the probability that 5of the 7…

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Q: Q3: A business measurement is a random variable defined by a normal distribution. The variance of…

A: The variance of this population is 2 .The sample variance for 21 randomly selected observations from…

Q: Let x2-z,2+ z22. Za is chi-square distribution random variable, where df = 54. What is the standard…

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Q: (4) 6. Find the probability of rolling a sum of 8 one time in 2 rolls of the dice?

A: To find: Probability when two dice are rolled, sum of the outcomes is 8.

Q: X is the Binomial Random Variable which counts the number of students who passed an exam. If the…

A: Here, n=46 and p=0.89.

Q: X is a binomial random variable with n= 20 and p= 0.46 Find the mean and variance for X?

A: Answer: Using the given data, X follows binomial distribution with n = 20 and p = 0.46 X ~ Binomial…

Q: Le Y is a random variable that follows a binomial distribution with parameters n, pas X~ Binom(n,…

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Q: Find the probability of success P for a binomial distribution, if n = 6 and 4 P(x-4)= P(x=2)

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Q: We are picking 200 jelly beans out of a huge vat at a factory known to have 25% black jelly beans.…

A: sample size(n) =200 probability(p)=0.25 Using normal approximation to binomial we have…

Q: The weights of steers in a herd are distributed normally. The variance is 10,000 and the mean steer…

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Q: The life of light bulbs is distributed normally. The variance of the lifetime is 900 and the mean…

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Q: You decided to plant roses. The probability that a planted roses seed germinates is 0.80. You plant…

A: Consider X be a random variable which follows binomial distribution indicates the number of roses…

Q: For the random variable X which is distributed y(5). E(2X) + Var(3X) = %3D Note: Y denotes the Latin…

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Q: ABC Manufacturing Company had manufactured a batch that has 600 parts. 30 parts do not conform to…

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