Class Notes (835,428)
Canada (509,186)
Communication (1,829)
CMN3102 (54)
Lecture

CMN 3102- Lecture #2.docx

4 Pages
89 Views
Unlock Document

Department
Communication
Course
CMN3102
Professor
Ivan Katchanovski
Semester
Winter

Description
CMN 3102: Lecture #2  Jan 14 2014  Computer and Quantiative Research methods  First digital computer: abacus  Human computer: one who computes.  The Atanansoff Berry Computer  Invented and built in 1937­1942  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 ENIAC computer patents  Eyesteelfilm Montreal documentary  Computers allow us to have different contributions by numbers  Variables :  Quantitative analysis :  Relies on variables  Provide measures of concepts  Ex: sex/gender variables can have the following values:  1. Male  2. Female Types of Variables:  Measurement Levels:  Nominal, ordinal, interval/ratio  Combines interval and ratio variables  Hypothesis Testing:  Dependent  Independent  Nominal variable: a level of measurement describing a variable that has values that cannot be ranked in  contrast to other types of variables.  Examples of nominal measures:  Sex/gender: women and men cannot be ranked  Country: countries cannot be ranked  Ordinal Variables:   Ordinal: a variable with values we can rank­ order along some dimension but cannot find the average value  (the mean)  Examples: educations as composed of the following values:  High school. University. Post graduate  Social class/ socio­economic status as composed of the following values:  Lower, middle, upper class  In practice, ordi
More Less

Related notes for CMN3102

Log In


OR

Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


OR

By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.


Submit