Find the mean, variance, and standard deviation of the binomial distribution with the given values of n and p. n=50, p=0.9

Q: Assume that a procedure yields a binomial distribution.  n = 44  p = 0.78,  Find the standard…

A: Givenn=44p=0.78

Q: Find the​ mean, variance, and standard deviation of the binomial distribution with the given values…

A: Given information- Probability of success, p = 0.03 No. of trial, n = 80 Probability of failure, q =…

Q: Find the mean and variance for the binomial distribution P=0.46 and n=25

A: Answer: From the given data, sample size(n) = 25 P = 0.46

Q: This describes the long -run behavior of a statistic .  - distribution of Mus (population means ) -…

A: One standard deviation, or one sigma, plotted above or below the average value on that normal…

Q: 10. A study has shown 38% of adults have purchased a product online. A random sample of 250 adults…

A:

Q: and mean

A: Given : Mean = 40.5 Standard deviation = SD = 10 Coefficient of Skewness = 0.4 Formula : 1) karl…

Q: Find the​ mean, variance, and standard deviation of the binomial distribution with the given values…

A: The objective of this question is to find the mean, variance, and standard deviation of a binomial…

Q: Forty percent of cans contain apple juice. Let X be the number of apple-juice cans among five…

A: The number of cans n = 5 The probability that the cans contain apple juice p = 0.4 The probability…

Q: A normal distribution has a mean of 85.8 and a standard deviation of 4.89. Find the data value…

A: Given,mean(μ)=85.8standard deviation(σ)=4.89z=2.75

Q: Last year, a person wrote 119 checks. Let the random variable x represent the number of checks he…

A: Suppose the random variable x defines the number of checks a person wrote in one day.

Q: Select the incorrect answer. You can assume conditions are met to utilize the z-distribution. Group…

A: Given,Mean, μ = 63Standard deviation, σ = 5Let X be a random variable represents the student's…

Q: Find the mean and variance for the binomial distribution, P=0.56 and n= 8

A: Number of trials n=8 Success of probability p=0.56 X~binomial (n,p)

Q: n variable.

A:

Q: The results of a statistics examination follow an approximate normal distribution with a mean of 68…

A:

Q: Find the mean of a binomial distribution when q = 14% and n = 202. ? = b.Find the standard…

A:

Q: Find the​ mean, variance, and standard deviation of the binomial distribution with the given values…

A:

Q: Find the mean and variance for the Binomial distribution, P=0.36 and n = 33

A: Answer: From the given data, P = 0.36  and  n = 33

Q: A random variable has a normal distribution with a mean of 15 and a standard deviation of 2.5.…

A: The given mean is 15, and standard deviation is 2.5. The standard score is -2.15.

Q: Cell Phone Lifetimes A recent study of the lifetimes of cell phones found the average is 22.9…

A: Step 1:Given data : Mean μ=22.9Standard deviation σ=2.8Sample size : n=33 Step 2:Since the…

Q: Find the mean and variance for the binomial distribution,  P=0.45 and n=12

A: Answer:- Given, Sample size, n = 12 Probability of success on a trial, p = 0.45 Using formulas,…

Q: The months of July to October are considered rainy season in the Philippines as multiple weather…

A: E(X)=∑ixi p(xi)E(X)=0×0.12+(1×0.20)+(2×0.33)+(3×0.25)+(4×0.10)E(X)=0+0.20+0.66+0.75+0.4E(X)=2.01

Q: Suppose the mean starting salary for nurses is $66,613 nationally. The standard deviation is…

A: Hello! As you have posted more than 3 sub parts, we are answering the first 3 sub-parts.  In case…

Q: Find the​ mean, variance, and standard deviation of the binomial distribution with the given values…

A: The binomial distribution is a discrete probability distribution, which is introduced by James…

Q: Find the mean and variance for the binomial distribution n= 50 and p= 0.25

A: Answer: From the given data, Using binomial distribution with parameters, n = 50 p = 0.25

Q: Suppose the amount of money spent at a movie for one person is reported to be $25.00, but you…

A: we have given that  sample random sample (n) =10 . sample mean (xbar)=30  ,and sample standard…

Q: Assuming that exam score is a normal random variable, determine the corresponding z-score of a exam…

A: Given Raw Score = x = 178 Mean = μ = 165 Standard Deviation = σ = 8 In normal distribution, z = x-μσ

Q: Consider a random variable (r.v.) that follows a Normal Distribution. Identify the statements that…

A:

Q: Calculate the expected value, the variance, and the standard deviation of the given random variable…

A:

Q: Find the mean and variance for the binomial distribution, P=0.13, n=19

A: Answer: From the given data, P = 0.13 Sample size(n) = 19

Q: Mean= Variance= B Standard Deviation= 19 20 21 Find the mean, variance, and standard deviation of…

A: Given that  Probability distribution table x 19 20 21 22 23 P(x) 0.24 0.23 0.31 0.11 0.11…

Q: Find the mean, variance, and standard deviation of the binomial distribution with the given values…

A: Given data, n=90 p=0.3

Q: Find the mean and variance for the binomial distribution, P = 0.65, n = 12

A: Answer: From the given data, Sample size(n) = 12 p = 0.65 X follows binomial distribution (n,p)

Q: standard

A: Given: Mean, μ=80 Standard deviation, σ=7 Sample size, n=49 To find: P (X>82) Using normal…

Q: Solve the problem. Assume that mountain lions' weights are normally distributed with a mean of 62.6…

A: We have given that,  X be the random variable from normal distribution with mean (μ) = 62.6 ,…

Q: A binomial experiment is given. Decide whether you can use the normal distribution to approximate…

A: Given p=0.56 n=40

Q: 7. Let Z be a random variable with the standard normal distribution. Find the Z-score of the random…

A: Draw the normal curve and shade the area of 0.25 to the left of z.

Q: The average grade for an exam is 74, and the standard deviation is 7. If 11.9% of the class is given…

A: Given: μ = 74 σ = 7 Formula Used: z-score = X-μσ

Q: Find the variance of the binomial distribution for which n=800 and p=0.93. Round the answer to the…

A: Answer: -Here the random variable X has binomial distribution  With parameter   n = 800, p = 0.93…

Q: Find the mean and variance for the binomial distribution P=0.33 and n=26

A: Probability of success (p) = 0.33 and sample size (n) = 26 Then,  Variance for binomial…

Q: A random variable follows a normal distribution with mean 12k and variance σ 2 . The probability…

A: Given that : A random variable follows a normal distribution with mean 12k and variance σ2. The…

Q: Find the​ mean, variance, and standard deviation of the binomial distribution with the given values…

A:

Q: Given a normal distribution with a mean of 50 and a standard deviation of 7 assign the values to the…

A: The 68-95-99.7% (Empirical) Rule: For a normal distribution, the empirical rule (68-95-99.7% Rule)…