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Table 3 Independent t-test comparing the combined mean of 2003 and 2004 vs. 2006

From: In-process modification yields improved teaching outcomes for international emergency medicine

  

Levene’s test for equality of variances

t-test for equality of means

  

F

Sig.

t

df

Sig. (two-tailed)

Mean difference

Std. error difference

95% Confidence interval of the difference

         

Lower

Upper

Was the acadmic content valuable?

Equal variances assumed

0.025

0.874

1.458

229

0.146

0.14773

0.101293

−0.051857

0.347315

Equal variances not assumed

1.229

91.326

0.222

0.14773

0.120162

−0.90946

0.386405

Was the class intruction excellent?

Equal variances assumed

0.093

0.760

2.427

226

0.016

0.25916

0.106764

0.048781

0.469543

Equal variances not assumed

2.120

96.727

0.037

0.25916

0.122271

0.016479

0.501844

Were the instructors accessible?

Equal variances assumed

0.690

0.407

1.693

230

0.092

0.18100

0.106915

−0.029659

0.391655

Equal variances not assumed

1.410

89.662

0.162

0.18100

0.128394

0.074091

0.436088

Did the instructors treat students fairly?

Equal variances assumed

12.235

0.001

4.399

231

0.000

0.41569

0.094501

0.229497

0.601884

Equal variances not assumed

4.273

117.524

0.000

0.41569

0.097274

0.223053

0.608328

Did the instructors care about you as an individual?

Equal variances assumed

5.156

0.024

3.665

232

0.000

0.49029

0.133782

0.226711

0.753878

Equal variances not assumed

3.155

94.321

0.002

0.49029

0.155412

0.181733

0.798856

Would you attend the program again?

Equal variances assumed

79.473

0.000

4.450

229

0.000

0.38659

0.086866

0.215430

0.557746

Equal variances not assumed

6.131

227.383

0.000

0.38659

0.063058

0.262335

0.510841

Did your experiences meet your expectations?

Equal variances assumed

17.911

0.000

−.309

231

0.758

−0.03960

0.128265

−0.292317

0.213122

Equal variances not assumed

−.240

81.528

0.811

−0.03960

0.165201

−0.368263

0.289068

Could the instructor adequately answer questions?

Equal variances assumed

0.090

0.764

2.298

225

0.022

0.24215

0.105380

0.034488

0.449804

Equal variances not assumed

1.958

92.864

0.053

0.24215

0.123682

−0.003467

0.487759