Statistical methods adopted in psychometric property of instruments in nursing research

In the research study platform, instrument is the key core aspect which directs the investigator to undertake reliability and validity. While developing research instrument, psychometric property in an active part where the scientist pay attention towards reliability and validity. In other words, psychometric property refers to the reliability and validity of an instrument. Psychometrics is the construction and validation of measurement instruments and assessing if these instruments are reliable and valid forms of measurement. In behavioral medicine, psychometrics is usually concerned with measuring individual's knowledge, ability, personality and types of behaviors.