1. Standard Progressive Matrices
Spearman concluded that any person doing well on one test would also perform well on other types of task. And those who perform badly on one test would also perform badly on the other tests. ... However Raven believed that SPM measures the abstract intelligence but Spearman himself did not considered that SPM measures any type of intelligence. According to Spearman 'g' factor consist of two type of ability 'educative' and 'reproductive' ability. ... Wechsler presented the different type of psychological test consisting of verbal and performance task in order to...
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