BUEC 232 Chapter Notes - Chapter 1: Minitab, List Of Statistical Packages, Measuring Instrument

• School: Simon Fraser University
• Department: Business Economics
• Course: BUEC 232
• Professor: Lorene Linklater

Document Summary

Primary sources: the data collector is the one using the data for analysis. Secondary sources: the person performing the statistical analysis is not the data collector. To how many magazines are you currently subscribed _______ # Categorical variables (also known as qualitative variables) have values that can only be placed into categories such as yes and no, or what day of the week their purchase was on (for example) Numerical variables (also known as quantitative variables) have values that represent quantities. Numerical variables are further subdivided as discrete or continuous variables. Discrete variables have numerical values that arise from a counting process. Continuous variables produce numerical responses that arise from a measuring process (the response could take on any value in a continuum, or interval, depending on the precision of the measuring instrument. Statistical package: a program engineered from the ground up to perform statistical analysis as accurately as possible.