The Infona portal uses cookies, i.e. strings of text saved by a browser on the user's device. The portal can access those files and use them to remember the user's data, such as their chosen settings (screen view, interface language, etc.), or their login data. By using the Infona portal the user accepts automatic saving and using this information for portal operation purposes. More information on the subject can be found in the Privacy Policy and Terms of Service. By closing this window the user confirms that they have read the information on cookie usage, and they accept the privacy policy and the way cookies are used by the portal. You can change the cookie settings in your browser.
In our research we explored the moderating effect of trait-anxiety on improving academic performance during one year. A large sample of 3457 adolescents (1695 girls and 1762 boys) aged from 16 to 17 years took part in the Polish extension in 2009 of the OECD (Organisation for Economic Co-operation and Development) Program for International Student Assessment (PISA) measuring mathematics, reading and...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.