10 20 30 40 50 10 20 30 40 50 lag lag Figure: ACF and PACE Review Figure: ACF and PACF. The figure provides the ACF and PACF of a time series. Which model would best represent the time series? ACF -0.4 -0.2 0'0 0.2 0.4 0.6 0.8 PACF -0.4 0'0 0.2 0.4 9'0 8'0

Q: 5 -100 12 8

A: Solve the given

Q: 2/5+4/8

A: We have to find the sum

Q: 12 5(.8)0

A: We can solve given problem by using G.P series.

Q: 6.4 3

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: 2) 36³x=¹

A:

Q: 5/14+1/6

A: 514+16=15+742

Q: 4 11  ✕  5 9

A: Consider the given expression as 411×59. 411×59=4×511×9=2099

Q: 7 11

A:

Q: 4root2*4root2

A:

Q: 9 b and c

A: b) We check if the denominator is 0 for any value of x.  2x2+5=0 2x2=-5 x2=-5/2 (not possible) So…

Q: 3/8+5/24

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

Q: Expand (a −b)4

A:

Q: Identify the coordinates of the point in polar form based upon the given conditions. Use pi for T. r…

A: We will evaluate the required value.

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: (n + 4)3 =

A: Given query is to expand (n+4)3

Q: 12 16

A: We know that If a perpendicular is drawn from the vertex of right angle triangle of a right triangle…

Q: 8 13

A:

Q: 9 tmes 8

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

Q: 6. 3 (2s+5)³

A:

Q: 6. Using the data from the contingency table, obtain the value of the test statistic of our test. 7.…

A: Step 1: Given: x1 = number of colored oranges from Skittles brand = 77 x2 = number of colored…

Q: 3 3/4 + 2 7/28

A:

Q: 35-40 Coterminal Angles? The measures of two angles in standard position are given. Determine…

A: NOTE: Refresh your page if you can't see any equations. . two angles are coterminal if the…