: INVESTMENT & INTEREST RATE (data followed by regression output)

Time Period

Gross Domestic Investment (in billion US $)

Interest Rate (%)

1990

60.8

34.76

1991

73.36

19.28

1992

84.69

15.62

1993

115.27

18.23

1994

131.55

19.30

1995

75.49

59.43

1996

88.6

36.39

1997

113.08

22.14

1998

124.75

26.36

1999

135.53

23.74

2000

162.52

16.92

2001

157.66

12.80

2002

159.87

8.21

2003

153.86

7.02

2004

168.14

7.44

2005

194.15

9.70

2006

222.61

7.51

2007

243.37

7.56

2008

267.58

8.71

2009

206.01

7.07

2010

241.11

5.28

2011

274.83

4.91

2012

286.9

4.68

2013

286.67

4.27

2014

287.92

3.55

2015

272.47

3.44

2016

256.2

4.75

2017

265.96

7.33

2018

277.68

8.04

2019

269.35

8.43

Sources:

SUMMARY OUTPUT

Regression Statistics

Multiple R

0.766213791

R Square

0.587083573

Adjusted R Square

0.572336558

Standard Error

50.16280286

Observations

30

ANOVA

df

SS

MS

F

Significance F

Regression

1

100175.0087

100175.0087

39.81033197

7.98961E-07

Residual

28

70456.59013

2516.30679

Total

29

170631.5988

Coefficients

Standard Error

t Stat

P-value

Lower 95%

Upper 95%

Intercept

255.4252475

14.00183419

18.24227054

4.463E-17

226.7437903

284.1067046

Gross Domestic Investment

-474.0771434

75.13652713

-6.309542929

7.98961E-07

-627.9873422

-320.1669447

Investment & Ir theory: (state the law and cite the source or reference)

Investment & Ir Equation:

=255.43- 474.08GDI

Investment & Ir Interpretation:

Intercept or a

X variable or b

Conclusion:

What kind of relationship exists between Investment & Irin the country of choice - provide justification