19. Given the following econometric model Y₁ = P + B₁X₁ + U₁ What is the conditional expectation of E(Y,IX,)? 20. Given we know the population = 2.1, ₁ = 3, and an individual in the survey has an X with the value of 4. What is the conditional expectation of Y for this individual, E(Y₁|X= 4)?

Q: 1/3+2/9

A: Given 1/3 + 2/9

Q: 8.20+2

A:

Q: 2/5+4/8

A: We have to find the sum

Q: 10 8/10 + 9 7/12=

A:

Q: 2 3 3 4 6 8

A: The mean is computed below.   Aptitude score(x) Frequency(f) x*f 0 4 0 1 2 2 2 3 6 3 0 0…

Q: 4n – 1

A:

Q: 3 1/4 + 7 1/8

A:

Q: 7/2 + 3 4/6

A:

Q: 5/14+1/6

A: 514+16=15+742

Q: 196. 2(n+1)

A:

Q: In a particular survey of internet users, 3713 respondents say that they use social networking sites…

A: We want to find the probability

Q: x)

A:

Q: expand (a-b)7

A: The solution is given in the next step.

Q: 7 11

A:

Q: 1 7. 27 2.

A:

Q: 9.2 2 15 5 3 16

A:

Q: 5. 110 (x + 12)°

A: given alternate exterior angles are equal.

Q: 6.1 4

A: Given that  The vector

Q: 6   9,171.6

A:

Q: Expand (a −b)4

A:

Q: 81 (1) 420

A:

Q: 7

A:

Q: Diagonalize the following matrix.

A:

Q: 4 10

A: Given: The figure,

Q: 9 tmes 8

A: 9 times 8 means adding 8 upto 9 times or multiply 8 by 9.

Q: 18.5x9.40

A: To calculate: 18.5 × 9.40

Q: Statistics are widely used in Major League Baseball. Are the number of runs batted in (RBI)…

A: Determine whether the number of runs batted in (RBI) correlated to a hitter's batting average (AVG).…

Q: 14 and 16

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: - 2 4. - 3 V22 4 2/7 41M

A:

Q: 22 7/8 - 7=

A: Given,

Q: 39. 2

A: according to given figure given function is decreasing in it's domain

Q: iv. Un 32n

A: