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Table 4 Correlations values with pre-test (top) and pre-test-FM (bottom) for the most interesting features on each of the 8 problems in the fully-adaptive condition – the high-knowledge group of students

From: Non-intrusive assessment of learners’ prior knowledge in dialogue-based intelligent tutoring systems

 

1

2

3

4

5

6

7

8

fg2

0.144

0.428

0.502

0.652

0.557

0.546

0.367

0.314

 

0.193

0.428

0.455

0.646

0.559

0.551

0.224

0.385

fg7

–0.227

–0.604

–0.660

–0.540

–0.357

–0.600

–0.194

–0.254

 

–0.482

–0.664

–0.609

–0.545

–0.409

–0.678

0.023

–0.208

fg15

0.181

0.492

0.493

0.443

0.581

0.474

0.588

0.730

 

0.002

0.393

0.524

0.350

0.648

0.484

0.614

0.636

fg16

–0.291

–0.329

–0.508

–0.551

–0.528

–0.513

–0.144

–0.754

 

–0.446

–0.201

–0.356

–0.332

–0.441

–0.389

–0.139

–0.576

fs1

–0.252

–0.507

–0.668

–0.559

–0.405

–0.603

–0.228

–0.369

 

-0.475

–0.629

–0.626

–0.578

–0.438

–0.656

0.029

–0.470

fs11

–0.056

–0.568

–0.569

–0.693

–0.328

–0.530

–0.127

–0.339

 

–0.335

–0.63

–0.549

–0.629

–0.303

–0.656

0.078

–0.469

fs12

–0.254

–0.343

–0.602

–0.486

–0.352

–0.409

–0.210

–0.159

 

–0.504

–0.534

–0.510

–0.512

–0.087

–0.403

0.013

–0.284

  1. Rows correspond to features and columns to problems