Find your STEM PhD today
PhD Student and Postdoc Experiences
Read our exclusive interviews with past and current PhD students to find out what it’s like to do a PhD.
Latest Blog Posts
Find out everything you need to know about PhDs, from writing an academic cover letter to preparing a research proposal, secure funding and finding a supportive PhD supervisor.
Pearson correlation measures how closely two numerical variables follow a straight line. The Pearson correlation coefficient, Pearson’s r, runs from −1 to +1. A value of −1 is a perfect negative straight line, 0 means no linear (straight-line) relationship and +1 is a perfect positive straight line. It’s worked out
A Likert scale measures an attitude by asking how strongly people agree or disagree with several statements, usually on five or seven labelled points. Each answer gets a number, and a person’s score is the total (or average) across the statements. Rensis Likert introduced the method in 1932. One statement
About DiscoverPhDs
Our mission is simple – to help you find the right STEM PhD programme, supervisor and university for you. Our database allows you to effortlessly search through the latest PhDs, research projects and studentships in a matter of minutes.
In addition to this, we provide comprehensive guidance via our PhD Advice page. Whether you’re considering a PhD or already undertaking one, you’ll find useful information for each stage of your journey.