Tall Buildings The stories and heights (in feet) of a sample of 10 buildings in Pittsburgh are shown. Stories x 40 34 34 32 30 30 23 27 23 25 Height y 685 675 645 630 624 610 561 558 555 547 Send data to Excel The correlation coefficient for the data is r= 0.947 and a = 0.05. Should regression analysis be done? O The regression analysis should not be done. O The regression analysis should be done. Find the equation of the regression line. Round the coefficients to at least three decimal places. y' = a+bx a. Find y' when x = 28. Round your answer to at least three decimal places. y'

Q: Let A = {1,{2,3}}. Find P(A), n(A) and n (P(A)).

A: The power set of a set is the set of its subsets. The expression nA represents the number of…

Q: Find L{1}ℒ{1}.

A:

Q: -8 -9 4 -2 -6 5 -7 0 2 4 -5 -9 -10 -1 8 -3 6 -4 Add Work

A: You can only multiply matrices if the number of columns of the first matrix is the same as the…

Q: 31/2 / 1/2

A:

Q: Gventhe graphety=j(z)sekow.trd the waue /-4).

A: The given diagram is

Q: Write the binomial expansion for (x + 2)°. (x+ 2)° =D

A:

Q: Find the term indicated in the expansion (x + 2y)6; third term.

A: Find the term indicated in the expansion (x + 2y)6; third term.

Q: For every football game there is a team that is expected to win by a certain number of points. In…

A: Given data n = 45 Here 1 = favoured team beat the spread = 18 0 = favoured team did not beat the…

Q: 2šr+e* dr

A:

Q: 4. Fill in the following contingency table with the number of observations that fall into each com-…

A: x1 = number of colored oranges from Skittles brand = 77 x2 = number of colored oranges from M &…

Q: Expand the expression for Mr Taylor.

A: The previous solution is incorrect. Please follow this one.

Q: 1 1 2 5 -5 1 -2 2 -3 5 -1 -1 2

A:

Q: 0218 X 17 (2) 600 x 38 131 784 X 44 (47664 X 18 157146X1

A: We need to perfrom multiplication.

Q: X ~ N(1, 2)

A: We have find givan normal distribution...

Q: W 4. What is the value of the 4th term of the expansion (a + b)"? O a5 O 5a*b O 10a²63 10a b?

A:

Q: 2 10 8 1 0 07 -9 -8 - 5 0 1 0 4 9 0 1

A:

Q: x/3+x/8+11/24

A: We have been given an algebraic expression and we need to simplify it.

Q: Find the coefficient of x8 y18  in the expansion of (1x2  -4y6)7

A: