One-Sample Test

Test Value = 4.0

t

df

Sig. (2-tailed)

Mean Difference

95% Confidence Interval of the Difference

Lower

Upper

Delays in obtaining permit from local authorities

7.081

171

0.000

0.45349

0.3271

0.5799

Poor site management and supervision

3.614

171

0.000

0.27326

0.1240

0.4225

Lengthy disputes/litigation on lands

3.757

171

0.000

0.25000

0.1186

0.3814

Ineffective planning and scheduling of project

3.146

171

0.002

0.23256

0.0867

0.3785

Lack of a credible artisanal recruitment system

3.132

171

0.002

0.22674

0.0838

0.3697

Unqualified workforce

2.558

171

0.011

0.17442

0.0398

0.3090

Lack of transparency with Permit acquisition cost

1.954

171

0.052

0.15116

−0.0016

0.3039

Fluctuations in cost/currency

1.925

171

0.056

0.11047

−0.0028

0.2238

Delays in sub-contractors work

1.666

171

0.098

0.10465

−0.0194

0.2287

Unclear and inadequate details in drawings affecting cost

1.718

171

0.088

0.09884

−0.0147

0.2124

Cumbersome and lengthy land acquisition procedures

1.436

171

0.153

0.09884

−0.0370

0.2347

Inadequate labour management skills by owner

1.545

171

0.124

0.08721

−0.0242

0.1986

Underestimation of costs of projects

1.184

171

0.238

0.08721

−0.0582

0.2327

Lack of on-site supervision of labour

1.224

171

0.223

0.06395

−0.0392

0.1671

Cost and time of reworks

0.675

171

0.501

0.04651

−0.0895

0.1825

Poor communication between consultant and other parties

0.585

171

0.559

0.04651

−0.1103

0.2033

Delay in finance and payments for completed work by owner

0.537

171

0.592

0.04070

−0.1088

0.1902

Rework due to errors during construction

0.566

171

0.572

0.03488

−0.0868

0.1566

Insufficient availability of information before design

0.083

171

0.934

0.00581

−0.1328

0.1444

Inadequate cost estimation and related details

0.000

171

1.000

0.00000

−0.1419

0.1419