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Table 7 F statistics results of the Granger causality test at location Bangalore with variables DTEC and Dst pair and DTEC and AE pair at 5% significance level

From: Granger causality analysis of deviation in total electron content during geomagnetic storms in the equatorial region

S.No

Date of the storm

Null hypothesis: Dst does not Granger cause deviation in TEC

Null Hypothesis: AE does not Granger cause deviation in TEC

DTEC as Y and Dst as X

DTEC as Y and AE as X

p value

Null hypothesis

p value

Null hypothesis

1

01-03-2015

0.00

Rejected

0.00

Rejected

2

02-03-2015

0.003

Rejected

0.012

Rejected

3

17-3-2015

0.019

Rejected

0.00

Rejected

4

19-3-2015

0.163*

Fails to reject

0.00

Rejected

5

21-3-2015

0.049

Rejected

0.00

Rejected

6

22-3-2015

0.00

Rejected

0.00

Rejected

7

16-4-2015

0.311*

Fails to reject

0.00

Rejected

8

22-6-2015

0.019

Rejected

0.129*

Fails to reject

9

23-6-2015

0.816*

Fails to reject

0.016

Rejected

10

20-12-2015

0.00

Rejected

0.05

Rejected

11

21-12-2015

0.00

Rejected

0.00

Rejected

12

31-12-2015

0.032

Rejected

0.548*

Fails to reject

  1. *Rejection of the null hypothesis at 5% level of significance