Research Article
Predicting Concrete Compressive Strength and Modulus of Rupture Using Different NDT Techniques
Table 6
Computed test statistic (
) for each of the prediction models.
| Model | | Test statistic () | Critical values for different confidence intervals | Statistical conclusion | 95% | 99% |
| | 27 | 0.293 | | | The null hypothesis cannot be rejected | | 27 | 0.229 | | 35 | ā0.022 |
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