z Statistic - short version

A test statistic whose distribution under the null hypothesis has expected value zero and can be approximated well by the normal curve. Usually, z statistics are constructed by standardizing some other statistic.

Definition in Russian| Definition in French| Definition in Japanese| Definition in Vietnamese| Definition in Greek| Definition in Polish| Definition in Turkish| Definition in Portuguese| Definition in Hindi| Definition in Swedish| Definition in Arabic| Definition in Chinese| Definition in Dutch| Definition in Hebrew| Definition in German| Definition in Korean| Definition in Italian| Definition in Spanish| Definition in Thai|