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Table 2 Unit root test

From: Human capital and economic growth in Nigeria

Unit root test

ADF T-statistics

Order of integration

Prob. value

RGDP

 − 11.3341

I(1)

0.0000

SER

 − 6.79052

I(1)

0.0000

TLF

 − 6.1343

I(1)

0.0001

LPR

 − 5.64936

I(1)

0.0002

GXE

 − 6.29631

I(1)

0.0000

GCF

 − 5.49102

I(1)

0.0001

  1. Source: Author’s calculation from the E-view