PSYC 2250 Lecture Notes - Lecture 5: Level Of Measurement, Science Education, Content Validity

• School: University of Manitoba
• Department: Psychology
• Course: PSYC 2250
• Professor: Thomas Harrigan

Document Summary

The relationship between two quantitative variables measured on the same person or thing. 0. 0 0. 19 correlation meaning perfect negative perfect positive strong negative strong positive strong-moderate negative strong-moderate positive moderate negative moderate positive weak-moderate negative weak-moderate positive weak negative weak positive no correlation. Can gather a large amount of data in short time (e. g, public opinion from university, software company, etc) Attitudes, emotional states and self-reports of behaviors are common in questionnaires and interviews in basic research. Allow to determine the % of the population that hold a certain view, belief or demonstrates a particular behavior. Deal with nominal data: analytical surveys: Determine how particular variables are related to one another. Deal with nominal, ordinal and interval data. Time-consuming but can measure or quantify a specific trait or ability. Building good questionnaire, survey, test and inventor: determine the information you need and how you will get it: Make sure the questions you are trying to answer.