Determine the least squares regression line for the data. Determine the correlation coefficent.

Q: 21 2. 6.

A:

Q: 75 - 3.5y - 4y = 4y + 6

A:

Q: 1/3+2/9

A: Given 1/3 + 2/9

Q: 2/5+4/8

A: We have to find the sum

Q: 3 3 x-5 1 322

A:

Q: a3-16a

A: a³−16a ⇒a(a²−16) ⇒a(a² −4²) ⇒a(a+4)(a−4)

Q: n is the same as 239 added to the product of 238 and z

A:

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

A:

Q: 4n – 1

A:

Q: a = 4

A:

Q: 3 1/4 + 7 1/8

A:

Q: 7/2 + 3 4/6

A:

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

A:

Q: 1 7. 27 2.

A:

Q: find  3/4 + 1/8

A:

Q: 5у 10y

A: Given,    5y/10y    Cancelling y from both numerator and denominator to get,    5/10   Now, 5/10 can…

Q: Let Mbe as in Equation (3.14) and let X = [1, 0, ½]¹. Show that the entries of Y=MX sum to 1.

A:

Q: 4/11+3/8

A: Topic:- simplification

Q: 4(5+6)=

A: Given: 4(5+6)=

Q: 3/8+5/24

A: The given expression is 3/8 + 5/24.Simplify the given expression as follows.

Q: 0 1 2 4 0 2 4 0 0 3 9 12

A:

Q: Expand (a −b)4

A:

Q: -3 -10

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

Q: w + (-7), when w = - 1

A: The expression is given by w+(-7) To evaluate: The value of the expression when w=-1.

Q: V415

A: Given query is to find the square root of 415.

Q: i 15Y4 + 32X+ 23x?+ 25X-3

A:

Q: 2. 9=x-2y 3x + 5 = 2y

A: The given equations are system of linear equations in variables x and y. We solve these by…

Q: X5 y / x4 y6

A: Given: x5yx4y6

Q: (2) 4 2. 2. 2/3

A:

Q: 1 3 8.

A:

Q: -3 -2 -1 1 2 0000000 3.

A:

Q: Find A.

A: Given

Q: 2/5 +7/12

A: Please see the answer below.

Q: -2 -4 and D = 4 8

A:

Q: いーx)dx

A:

Q: 3 3/4 + 2 7/28

A:

Q: y - Sy = 0

A: The given differential equation is: y''-5y=0

Q: -1-3i 나

A: