o add into figure 1 by drawing the directional link(s) to/from the variable X7 from/to the relevant variable(s), and add the appropriate j

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A: Omitted variable bias:The bias in the ordinary least square estimator that occurs as a result of the…

Q: 9. Represent the following relations on A = {1, 2, 3, 4, 5, 6} using a matrix and a digraph. (a) R =…

A: Given that ,  A = { 1,2,3,4,5,6}

Q: Show that following Matrix is an idempotent Matrix A=5 ーマ

A:

Q: 2. Find the adjacency matrices for the graph b

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Q: Consider the network with adjacency matrix A given by Which type of network best represent the data…

A: Consider the network with adjacency matrix  given as follows..We know that adjacency matrix of an…

Q: The following data shows the death cases of COVID-19, x and the number of positive COVID-19 ca: y in…

A: Given data is

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A: We know that for a multiple regression models often contain interaction terms.If Y is the response…

Q: The following shows the Excel spreadsheet for Education and Income .   A B C 1 Individual i…

A: The excel spreadsheet for education and income is given.

Q: 5. Let V₁, V2, V3, and v4 be such that {V1, V2, V3} is linearly dependent and {v2, V3, V4} is…

A:

Q: If the checker can only move diagonally, and must jump over X's, how many paths lead to the top? X X

A: If it has to jump over X then only one path is possible.

Q: Q3) Determine whether the following set is linearly independent. (0,3, –3, –6), (–2,0,0, -6), (0,–4,…

A:

Q: Explain why 3-1 does not exist in Z24.

A: Proposition: If is element in a ring then cannot be both zero divisor and unit. Given:

Q: -16] --14] Let ai -20|, a2 = -16 and az = –18 -4 -4 -4 The set {a1, a2, az} will span R' unless h =

A:

Q: Consider the network with adjacency matrix A given by Which type of network best represent the data…

A:

Q: Show that if C and C'are two linear codes equivalent, then the duals Cand C are equivalent.

A: Here we have given that C and C' are two linear codes equivalent. We need to show that the duals C'⊥…

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Q: 4. Let X1, X2, X3, X4 denote the variables bill length, bill depth, flipper length and body mass,…

A: x1 x2 x3 x4 bill_length_mm bill_depth_mm flipper_length_mm body_mass_g   y1 y2 3x1+2x2…

Q: A model can have both deterministic and random inputs in different components; which elements are…

A: True

Q: (8) Prove that if A and B are similar, then their transposes are also similar.

A:

Q: Q3) Consider the relation R = {(1,3), (1,4), (3, 2), (3, 3), (3, 4)} on A = {1,2, 3, 4} a) Find the…

A:

Q: The following data shows the death cases of COVID-19, x and the number of positive COVID-19 cases, y…

A: "Since you have posted a question with multiple subparts, we will solve first 3 sub-parts for you.…

Q: Can you show that Q is an intensity matrix?

A: Negative or non zero elements ,row sums adding upto zero and non negative off - diagonals elements.

Q: Let (Z8, +8) and H={0,2,4, 6} .Find the normalizer of (H, +8) in (Z8, +8).

A:

Q: Let m. - 6 ) m- - (C ) m - (G 9)-m- - (; ). (G :). m2 = m3 = etermine if (m1, m2, m3, m4) is…

A:

Q: Compute the dissimilarity matrix for the following objects name sex colour character Bella F red…

A: