of the r.v.X IS -2 1 f(x) = P(X=x) 0.15 0.45 0.3 0.10 %3D The standard deviation of x is OA 1.608 O B. 2.006 OC 1.469 OD. 1.430

Q: Find the area of the shaded region. The graph depicts the standard normal distribution of bone…

A: Givenmean(μ)=0standard deviation(σ)=1

Q: [Select] la the signed number of standard deviations the data point is from the mean of the…

A: Gaussian distribution with an average of zero and a standard deviation of one is known as the…

Q: Answer the following questions: f(x) 1871 0.0 0.2 0.4 0.6 0.8 1.0 10 T T 0 5 10 15 20 25 30 a. The…

A: A gamma distribution having two parameters with α and β. MDifferent Formula of the  gamma…

Q: In the formulas X = μ + Zo and Z = [Select] [S[Select] th th the mean of the population the standard…

A: It is given that the statement about to the normal random variable X and the standard normal random…

Q: A population of scores has µ=100, In this population, a score of X=130 corresponds to Z=+1.50. What…

A:

Q: 4 1 68 5 8 P(X) 0.12/0.18/032/0.25 find: P(x=8) mecin variance Standard Clevicition

A: From the provided information,X45678P (X)0.120.180.320.25

Q: Suppose that x has a beta distribution with parameters a = 2.2 and B = 1. Determine to 4 decimal…

A: Given that, X has a beta distribution with parameters α = 2.2,    β= 1.

Q: f XX is Normally distributed with a mean of 3 and a variance of 4, find…

A: Given data Mean Diameter(µ) = 3 Variance (σ2) = 4 Standard deviation = 2 P (| X– µ | > 1.2) = 1 –…

Q: = Normal Distribution with μ P(X> 1.28) = -1.28 -1 0 μ 0 and a = 1 1.28

A: (c) Find the value of P(|x|>1.28) by using MINITAB. The value of P(|x|>1.28) is obtained by…

Q: After a lot of hard work, a studio releases a new video game. The studio believes that the game will…

A: The objective of this question is to determine whether there is enough evidence to support the claim…

Q: 2 3 4 7 P(X = x) 0.5 0.2 0.2 0.1 Find the standard deviation for the above distribution. O a) 4 O b)…

A: 2 0.5 1 4 2 3 0.2 0.6 9 1.8 4 0.2 0.8 16 3.2 7 0.1 0.7 49 4.9

Q: - For each of the following mgfs find the following: the pdf of X (i) (ii) the mean of X (iii) the…

A: (a) M(t)=13−t t<1/3(b) M(t)=33−t ; t<3

Q: X is normal distributed with mean and standard deviation σ. What is P(X < µ)?

A: Provided information: Mean = μ Standard deviation = σ

Q: The lifetime X of a widget has a Weibull distribution with parameters a = 2 and B = 5. What is the…

A:

Q: ) Convert the x interval, 4.0 < x < 5.5, to a z interval. (Round your answers to two decimal…

A:

Q: Kindly answer it

A: Detailed Solution for Expected Value and Variance of Total Volume Shipped:1. Defining Variables:•…

Q: P(x ≤ 16) when a variable is normally distributed with mean 21 and standard deviation 7. Give the…

A: Given data,Mean μ=21sd     σ=7P(X≤16)=?

Q: Let X be normally distributed with mean u = 2.5 and standard deviation o= 2. a. Find P(X> 7.6). b.…

A: Given : μ = 2.5 σ = 2 a. P(X &gt; 7.6) = 1-P(X≤7.6) P(X &gt; 7.6) = 1-PZ≤7.6-2.52 P(X &gt; 7.6) =…

Q: A series of x and y data in the table below, is to be fitted by Where c is the mean value of x. Fit…

A:

Q: Normal Distribution Activity: A total of 82 Grade 11 students of ABC Senior High School took the…

A: Normal distribution has a bell shape curve which is symmetric about the mean. The proportion of data…

Q: 12) A metal bar is heated, and then allowed to cool. Its temperature T (in °C) is found to be The…

A: 12.) The temperature, T, at any time, t, is given as:T=15+75e−0.25tIt is required to find the rate…

Q: Assume that adults have IQ scores that are normally distributed with a mean of 98.8 and a standard…

A: The probability that a randomly selected adult has as IQ greater than 121.1 is 0.1515, which is…

Q: The equation for the standard normal curve is an exponential equation: (attached photo)  Evaluate…

A:

Q: 3. The frequency distribution of a measurable characteristic varying between 0 and 2 is represented…

A: