Matematikos gebėjimų testo diagnostinės kokybės charakteristikos
Composing a test for the fourth form pupils. Features of the test diagnostic quality

Summary/Abstract: The investigation is a first attempt to define the concept of the primary school achievements in mathematics, to formulate a methodological frame, to compose and ground the technology of the task selection, to foresee the regulations and conditions of the test administration and to choose statistical methods for the test results analysis. The following diagnostic quality statistical features of the tasks composing the test for the achievements in mathematics meant for the fourth form pupils have been presented: the index of complexity, the standard deviations, the discrimination index, the correlation coefficient with the test, and the estimation rit of the relationship with hypothetic achievements in mathematics.

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