All of a sudden, your research assistant comes running in and says that one respondent belatedly sent in his response. His response for x, coincidentally happens to be 80, the same as the mean or average of the x values used in the regression already computed regression but his response for y is twice the average or mean of the y values used in the regression. Would the slope change if this additional data point were to be included? Explain why or why not. (Prove if possible.) The following is a regression of the logarithm of salaries of CEOS (Isalary) on the return on equity (roe) and the logarithm of sales (Isales) of their respective companies and on an indicator or dummy variable finance (finance = 1 if the company is in the finance sector and = 0 otherwise):

Q: How many even 3-digit numbers can be formed from the digits 1, 3, 4, 8, and 9 with no repetitions…

A: Out of the total 5 digits 1, 3, 4, 8 and 9 given, the even digits are 4 and 8. For the 3- digit…

Q: 21 2. 6.

A:

Q: 2/18 – 12/32 + 3V50

A: The solution is given below in the next step:

Q: How many ordered triples of letters are there taken from the letters A, T, C, and G?

A: given letters: A,T,C and Gtotal number of letters = 4

Q: 2/5+4/8

A: We have to find the sum

Q: Prove that X Pn dx %3D

A: Recurrence relation.  Partial fraction.

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

A:

Q: 4. Determine (16-912) dt c4

A: We will solve the problem.

Q: Simplify.2 Express 0(3n° – 2n² + n) n) as:

A: Given that O(3n^3 - 2n^2 + n)

Q: -7 5 1 9 0 -2 -1 2 -1 4

A:

Q: 7 items chosen 5 at a time

A:

Q: 1. O O O O lim (In(x))* ? 5.

A: Consider the given expression. y=limx→0+lnxxx Take ln on both sides of the equation.…

Q: 22n+1 3n+1 2.

A:

Q: 4 3/4 - 2 5/6

A: Given that the expression is

Q: Prove that the number of partitions of n into at most k parts is equal to that of partitions of n +…

A: given , number of partitions of n into k parts  we have to prove that , partitions of number n + k…

Q: find  3/4 + 1/8

A:

Q: 16 2/5- 8 4/9

A:

Q: 4/11+3/8

A: Topic:- simplification

Q: Randomly drawing and immediately three red M&Ms in a row from a bag that contains 10 red M&Ms out of…

A: Given: 30 total M&Ms in that 10 red M&Ms.

Q: ne binomial:

A:

Q: 6 2/5 ÷ 4

A: Given query is to solve the expression.

Q: -3 -10

A: The given equation is:  -3   2÷-10    7

Q: 1) (8s° - 9s) - (3s° + 4)

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

Q: There are 1/8 blue balls, 1/4 green balls, 1/12 red balls and there are 26 white balls. How many…

A:

Q: -3n in

A:

Q: 57-24

A: Given that: 57-24

Q: 6 3/20 - 6 3/8

A:

Q: Evaluabe: 25+3 se

A: Here we find Laplace inverse transform

Q: 1 3 8.

A:

Q: Compute the indicated product.   -1 3   9 2 0   3 9 3

A:

Q: 4 1/2 +6 1/5=

A: We have

Q: 土4 7

A:

Q: 22 7/8 - 7=

A: Given,

Q: 3 3/4 + 2 7/28

A: