Recent research has demonstrated that verbal overshadowing occurs when a witness is forced to provide details of the culprit that are not readily available, but the effect does not occur when the witness is warned to provide only the information they are absolutely sure of (Meissner et al., 2001). The present study attempts to replicate this effect and to further examine the instructional manip...

When learning a dependence from data, to avoid overfitting, it is important to divide the data into the training set and the testing set. We first train our model on the training set, and then we use the data from the testing set to gauge the accuracy of the resulting model. Empirical studies show that the best results are obtained if we use 20-30% of the data for testing, and the remaining 70-...