TOTAL

FANMILK

Calbank

Ecobank Transnational

t-Test: Two-Sample Assuming Equal Variances

Variable 1

Variable 2

Variable 1

Variable 2

Variable 1

Variable 2

Variable 1

Variable 2

Mean

0.006109952

0.001126385

0.00080081

−0.0021171

−0.0112057

0.001392615

−0.01644359

0.001829046

Variance

0.000262714

0.000670899

7.10164E−05

0.000279493

0.000381012

0.000613197

0.000616941

0.001501239

Observations

122

122

121

121

122

122

122

122

Pooled Variance

0.000466807

0.000175255

0.000497105

0.00105909

Hypothesized Mean Difference

0

0

0

0

df

242

240

242

242

Stat

1.801509858

1.714408738

−4.41319644

−4.3853038

P(T ≤ t) one-tail

0.036433605

0.043872318

7.67395E−06

8.64339E−06

t Critical one-tail

1.651174514

1.651227393

1.651174514

1.651174514

P(T ≤ t) two-tail

0.072867209

0.087744636

1.53479E−05

1.72868E−05

t Critical two-tail

1.969815134

1.969897635

1.969815134

1.969815134

Unilever

PBC

Starwin Ltd.

SIC

Mean

−0.02034714

0.002677321

0.007608434

−0.00149444

0.01658298

−0.00332348

0.016461597

0.011155545

Variance

0.000927635

0.000166699

0.00124384

0.006031404

0.018271564

0.02015848

0.001458876

0.001613947

Observations

122

122

122

122

122

122

122

122

Pooled Variance

0.000547167

0.003637622

0.019215022

0.001536411

Hypothesized Mean Difference

0

0

0

0

df

242

242

242

242

t Stat

−7.68766269

1.178785096

1.121601552

1.05726195

P(T ≤ t) one-tail

1.87386E−13

0.119820731

0.131571785

0.145723148

t Critical one-tail

1.651174514

1.651174514

1.651174514

1.651174514

P(T ≤ t) two-tail

3.74773E−13

0.239641461

0.26314357

0.291446296

t Critical two-tail

1.969815134

1.969815134

1.969815134

1.969815134