4) - Let y1, Y2, .., y, be a random sample of n observations from an exponential distribution with density f(y) = ey/R -y/ß if y > 0 1. Find the moment estimator of B. 2. Is the moment estimator unbiased? 3. Find V(B)

Q: Solve each equation with the quadratic formula. 1) 4n2- 6n = 14 2) 3x - 26 =-7x | 3) 7x =-x+ 15 4)…

A: According to our guidelines we can answer only three subparts, or first question and rest can be…

Q: 6. 5x + 6y + 7: = 62 7a + 8y + 11s = 84 -2 - 3y - z = - 29

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Q: The moment that describes the symmetry of the distribution is O 1st moment O 2nd moment O 3rd moment…

A: Objective of the question is that, Which one is the correct choice.

Q: Solve xi + 2x2 + 4x3 + X4 = 21 2x1 + 8x2+ 6x3+4x4= 52 3x1 + 10x2 + 8x3 +8x4 = 79. 4x1 + 12x2 +…

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Q: 14. Solve 3m+1= 4. .

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A: Given:-  (25)2x

Q: 3) s-6t=-22 −3r + 4s − 6t = −1 3r3s = -24

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Q: 3. Justin can mow and clean up a large lawn in 9 hours. When Justin works together with Mel, the…

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Q: Solve each equation. 23. 3(4x+1) = 7 (6x+4) = -13 24. 25. 15+2(x-5) = 7 26. 3(2c+10)-8c = 8 27.…

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Q: Marie's age is triple Bilal's age. If the difference in their ages is 42 years, how old are Marie…

A: Bilal's age is 21 &, Marie's age is  63   The detailed solution is as follows below:

Q: How many solutions does the equation a + b + c + d + e + f = 30 have if each variable must be a non-…

A: Image is attached with detailed solution.

Q: 11) Solve by Substitution a. b. -4x – 2y =-1 y=-2x – 4 x+3y=-17 -8x + 8y =-24

A:

Q: G. Answer the following. 1) The product of two positive integers is 432 and their sum is 42. Find…

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Q: 10. 2r + 3y +3: = 29 3r+ 4y +5z = 40 -3r - 5y - 4: =-47

A: Given2x + 3y + 3z = 293x + 4y + 5z = 40-3x - 5y - 4z = -47In matrix form the system of equations can…

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Q: 5. 16yk+2 Solve the difference equation + 8yk+1+yk = 6-k, yo = 4, y₁ = 1

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Q: 4) Translate the following statement into an equation: 3 times the sum of a number and 10 is equal…

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Q: olve by elimination (please show work) 4x-4y-3z=15 8x+4y-6z=-18 -16x+4y+2z=-42

A: 4x-4y-3z=15 .........(1) 8x+4y-6z=-18 ..........(2) -16x+4y+2z=-42.........(3)   multiply equation…

Q: 3) How many solutions does the equation a + b +c + d+e+f= 30 have if each variable must be a non-…

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Q: Consider the following linear equations = -6 -3x + (25 – k)y + 7z = -4 -3x + 5y + 8z -3x + 5y + (10…

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A: Since you have posted multiple question in this question which are not interlinked so i have solved…

Q: 3 4 +- =2 x-1 у+2 Solve: 7 = -3 (x-1 у+2 6

A: Topic- algebric simplification

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Q: If the equations have no solution, determine the value of k=

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Q: Five people (Alex, Byron, Chloe, Dexter, and Emily) form a club, N = {A, B, C, D, E). Chloe and…

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Q: Solve. 5x+ 3y+ z=24 - 3y + 2z = -6 14x- 2y+ 3z 26 The solution set is (Type an ordered triple.)

A:

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.