Find the marginal pdf's

Q: 2 Find the slope of the Normal Line to the curve y = X at (4, 2).

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Q: و امتحان.pdf

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Q: Calculate the  of the normal line to the graph of the function shown in the image at point x=1.

A: Given: f(x)=x∫eex1+(ln t)2dt The equation of a normal line to the graph of a function is given by…

Q: Define the asymptotically efficient GMM (Generalized method of moments) estimator?

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Q: Compute for the most appropriate measure of central tendency.

A: Solution-: Given data: 2,2,4,1,4,4,2,3,1,3,3,1,2,4,3,3,2,1,3,2 Compute for the most appropriate…

Q: Determine the equation of the normal line to f(x) = x³3.5¯³x at x = -1.

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Q: Define the bias of 0 as an estimator for the parameter 0.

A: Note: Hi there! Thank you for posting the question. As there are several independent questions,…

Q: a) What is the marginal distribution of Z2.

A: Here use given joint distribution function of z1 and z2

Q: The slope of the normal line f graph flu)--E at x =1 is:

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Q: Solve the mean and variance value of the model using the moment definition.

A: The following probability function is given as: f(x)=3 ; 0<x<10 ; Otherwise

Q: We showed that in a simple linear regression, the MLE estimates for B, and ßo are the same as the…

A: we know that ∈ are independant and normally distributed . ∈~normal(0,σ^2) ∈=y-β0-β1x apply…

Q: What is  the Dirichlet ruler function?

A: The Dirichlet ruler function is: Suppose y is any rational number, then y can be written as in the…

Q: Please calculate Cronbach's alpha.

A: Here Given  No of Items=k=23 Variance for total score=s2y = 218.84 ∑Si2 = 218.84

Q: Explain Simpson’s rule.

A: To explain Simpson's rule.

Q: is there seasonality? interpret the decomposed plot

A: Seasonal Decomposition: In time series analysis, seasonal decomposition is a method used to…

Q: Explain how to generate from the Beta(1, ß) distribution using the inverse transformation method.

A: Introduction: We have considered the Beta distribution of the first kind. The probability density…

Q: If o, = 0, - = o and the angle between the regression lines is tar . Find the coefficient of…

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Q: Find the correlation coefficient and report it accurate to four decimal places.

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Q: د امتحان.pdf

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Q: Differentiate e

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Q: What effect on the exponential smoothing model willincreasing the smoothing constant have?

A: A smoothing constant is a variable used in time series analysis based on exponential smoothing. This…

Q: Find kurtosis using quartile deviation.

A: Given : Marks :  74 29 69 66 62 53 51 44

Q: A three-period simple moving average is calculated by Multiple Choice using the average of the three…

A: The simple average is calculated by dividing the sum of observations, with the number of…

Q: Y, = XB + ɛ, Show that the model variance in model Yi unbiased estimator of

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Q: Explain Generalized Method of Moments Estimation in Linear Models?

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Q: The mean of Poisson variate X is 2. Find the first four central moments.

A: Given: The Poisson variate X has a mean of 2.

Q: What is the symbol for the residual?

A: The difference between the observed and predicted value of the dependent variable is known as the…

Q: Make a full mathematical description and derivation (as in a proof) of the Lq- regularized logistic…

A: The answer to the above question is as follows :

Q: Find the equation of normal line to the curve at the given point х3+ у3 - 6ху (3, 3)

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Q: We showed that in a simple linear regression, the MLE estimates for B, and Bo are the same as the…

A: Let the two-variable model be yi = β0+β1xi+ui, where the yi are normally and independently…

Q: Determine the type of variation model that best fits the data in the attached image.

A: Enter the given table values in Excel and use the trend lines option to get the best fit as shown…

Q: Assuming the risk-free return as 5 per cent. Calculate the differential return (Jensen Ratio) for…

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Q: The following table gives the age of cars of a certain make and annual maintenance COst. Obtain the…

A: Given data is Age of cars in years 2 4 6 8 Maintenance cost in hundred of Rs. 10 20 25 30

Q: What is/are the critical value/s?

A: Assume that level of significance is α = 0.05. The sample size is, n = 20

Q: Sketch the normal curve having the parameters a. µ = -1 and σ = 2.b. µ = 3 and σ = 2.c. µ = -1 and σ…

A: (a)Software procedure:Step by step procedure to draw the normal distribution using MINITAB…

Q: Show that if the regression model contains a constant regressor, then

A: Given information: It is given that the regression model contains a contains a constant regressor.

Q: Define why a regression weight is called a "partial slope"?

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Q: Compute the total variation distance between

A: Introduction: The probability mass function (p.m.f) of Bernoulli distribution is as given below:

Q: Find kurtosis by using quartile deviation(formula given in picture).

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Q: int eraction term in a muitipie regression model may be used when

A: The impact of a X variable on Y is influenced by the estimation of a second x variable or again at…

Q: The variation of Y around its mean can be decomposed into which two parts?

A: Note: Hey there! Thank you for the question. As it is not mentioned whether Y is the response…

Q: Find the equation of the normal line y = x-2x at point x = 3

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Q: A density curve can never go below the ______  axis.

A: The density curve never goes below the horizontal axis. Density curve is a curve that shows…

Q: Determine the equation of the normal line to the graph of the function in the picture at x=1.

A: Equation of normal

Q: Find Newton's standard deviation for damage claims paid on collision insurance (in $).

A: Question 15: The random variable x is defined as the damage claims paid by Newton Automobile…