Keyword: «measurement of latent variables»

Within the framework of the theory of latent variables teachers’ professional performance based on portfolio is measured. The analysis of portfolio as a measuring tool is carried out and distinctive indicators of portfolio are considered. Results of measurement of teachers’ professional performance are used for comparison of schools.

In this paper the results of monitoring the level of development of creative abilities of students of fifth grade as a result of the implementation of the program of formation of creativity. The study was conducted in the framework of the theory of measurement of latent variables based on the model Rush.

Within the framework of the theory of latent variables, the latent variable «motivation to success» is meas-ured on a linear scale. It is shown that estimations of indicators (questionnaire items) vary in big range that allows to measure precisely both low, and high level of motivation to success. The analysis of motivation to success is carried out within sex and age of employees.

Within the framework of the theory of latent variables, the latent variable “physical aggression of teenagers” is measured on a linear scale. It is shown that the used set of indicators (questionnaire points) allows measuring both low, and high level of teenagers’ physical aggression. The analysis of teenagers’ physical aggression depending on grade and gender of teenagers is carried out. The analysis of variance has shown that on the average young men are more aggressive, than girls are. However, there is no statistically significant difference on an investigated latent variable between classes.

The paper applies the theory of latent variables for measurement of pupils’ patriotism in comprehensive school. It was found out that the level of pupils’ patriotism varies in a small range. The authors have not revealed statistically significant distinctions between pupils’ patriotism in the classes taking part in the survey. The levels of patriotism of girls and boys are practically the same.