CMN 3102 Study Guide - Midterm Guide: Interval Ratio, Central Tendency, Construct Validity

• School: University of Ottawa
• Department: Communication
• Course: CMN 3102
• Professor: Ivan

Document Summary

Invented and built in 1937-1942: speed up solutions of mathematical and statistical problems, by students, no patent, us district court in 1973, recognized john atanasoff as the inventor of the electronic digital computer, annulled enic computer patents. Variables: quantitative analysis, relies on variables, spss, variables, provide measurement of concepts, contains different values, example, sex variables can have the following values: male or female. A level of measurement describing a variable that has values that cannot be ranked in contrast to other types of variables. Example: sex/ gender: women and men cannot be ranked, country: countries cannot be ranked. Cmn 3102 quantitative research methods midterm: ordinal. A variable with values we can rank-order along some dimension but cannot find the average value (mean) Examples: education as composed of the following values: high school, university, social class/socioeconomic status as composted of the following values: lower, middle, upper class. Can be assumed equivalent to interval-ratio variables: interval/ratio.