PhD Statistics Help - Interrupted Time Series

This design is similar to the pretest-posttest except that there are more than two measurements.Ideally, there are an equal number of measurement periods before and after treatment, and the period between measurements is constant. These designs can r ..Read More

Conducting Correlational Research - Insights and Examples

When conducting correlational studies, research determine whether two variables (for example, height and weight or smoking and cancer) are related to each other. Such studies assess whether the variables are “corre-lated” in some way: Do ..Read More

The Relationship Between Reliability and Validity – Pilot Study Testing of Questionnaire

Obviously, a measure should be more reliable and valid. It is possible, however, to have a test or measure that meets one of these criteria and not the other. Think for a moment about how this might would occur. Can a test be reliable without being v ..Read More

Tips to Save Time During Your Research Work

Conducting research along with other academic activities is not an easy task. It requires hard work, determination and constant motivation to achieve your goal.  It becomes quite important to manage your time in such a way where you can relax an ..Read More