D.y =111.0666 + 6.8122x E. None 9. Determine the money supply for the next 6 years.(round off, whole number)

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section5.6: Exponential And Logarithmic Equations
Problem 64E
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Please help me solve 9. The other picture is the guide

Predict the school's profit for 2020
when the total enrolment is 12k.)
Solve for a
Ey)(Ex²) – (Ex)(Exy)
n(Ex²) – (E x)²
(181)(1594. 5) - (118.8)(2427.1)
9(1594. 5) – (118.8)²
a = 1.1179448241 or 1. 1179
Regresslon Equation
y - a tbx
y- 1-Ir19 + 1.43 99 X
y- bx tạ
(IKIX 1544)- (1S.ex 417.1)) : ((9x 154.5) – ( 09.9)ª) =
Uung the regressun equation, we on
predict the suhool's popit, substitute x .
Solve for b
n(E xy) – ExEy
9 = 1.1114 + LA999 (12)
- 18. 9841 lin million)
b =
n(Ex²) – (E x)²
9(2427.1) – (118.8)(181)
b =
9(1594. 5) – (118. 8)²
ly -9841 x l, 000, 000 move G deinal
plas to the ngnt
b = 1.4388762339 or 1.4389
Cul eu:
(l9 a D419.1) -(18.8 × 191)) + ((9x 159.5) - (18-8)*) -
y-TI8,94,7100
Transcribed Image Text:Predict the school's profit for 2020 when the total enrolment is 12k.) Solve for a Ey)(Ex²) – (Ex)(Exy) n(Ex²) – (E x)² (181)(1594. 5) - (118.8)(2427.1) 9(1594. 5) – (118.8)² a = 1.1179448241 or 1. 1179 Regresslon Equation y - a tbx y- 1-Ir19 + 1.43 99 X y- bx tạ (IKIX 1544)- (1S.ex 417.1)) : ((9x 154.5) – ( 09.9)ª) = Uung the regressun equation, we on predict the suhool's popit, substitute x . Solve for b n(E xy) – ExEy 9 = 1.1114 + LA999 (12) - 18. 9841 lin million) b = n(Ex²) – (E x)² 9(2427.1) – (118.8)(181) b = 9(1594. 5) – (118. 8)² ly -9841 x l, 000, 000 move G deinal plas to the ngnt b = 1.4388762339 or 1.4389 Cul eu: (l9 a D419.1) -(18.8 × 191)) + ((9x 159.5) - (18-8)*) - y-TI8,94,7100
Year
MoneySupply
(in billion)
2011
1
83
2012
2
89
2013
96
2014
4
98
2015
98
2016
6.
70
2017
7
84
2018
8
45
2019
43
2020
10
30
Answer the following:
1.ΣχΕ
2. ΣΥ-
3. EXy=
4. Σχ2
5. Σγ2
6. solve for a=
(4 decimal places, round off)
7. solve for b=
(4 decimal places, round off)
8. What is the regression equation?
Choices:
A. y= 111.0667 -6.8121x
B. y =111.0666-6.8122x
C. y=-111.0667 + 6.8121x
D.y =111.0666 + 6.8122x
E. None
9. Determine the money supply for the next 6 years.(round off, whole
number)
Transcribed Image Text:Year MoneySupply (in billion) 2011 1 83 2012 2 89 2013 96 2014 4 98 2015 98 2016 6. 70 2017 7 84 2018 8 45 2019 43 2020 10 30 Answer the following: 1.ΣχΕ 2. ΣΥ- 3. EXy= 4. Σχ2 5. Σγ2 6. solve for a= (4 decimal places, round off) 7. solve for b= (4 decimal places, round off) 8. What is the regression equation? Choices: A. y= 111.0667 -6.8121x B. y =111.0666-6.8122x C. y=-111.0667 + 6.8121x D.y =111.0666 + 6.8122x E. None 9. Determine the money supply for the next 6 years.(round off, whole number)
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