NUR 80A/B Lecture Notes - Lecture 4: Standard Deviation, Level Of Measurement, Descriptive Statistics
9 Feb 2016
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2 scales psychosocial and psychological measures ** The researcher decides how a variable is measured. A series of tests used to: describe data, synthesize data, organize data, discern general trends. Salkind (2014), chapters 1, 2, 3, 4; appendix a. Continuous-- interval them means something: ordinal there is a ranking; ascending or descending ( the numbers you assign with, nominal-, ratio = 0 has no value, interval= 0 has a value. Therefore, they are procedures used for describing, organizing, and interpreting information (data) Used to describe one variable at a time: more in week 5 , when you describe 2 variables at a time, when you describe more than 2 variables at the same time- multivariate. A set of data can be completely described in terms of: measures of central tendency, measures of variability, frequency distributions. Nse 80b week 4: shapes of distributions.
