POLS 3650 Lecture Notes - Lecture 1: Pie Chart, Bar Chart, Statistical Inference
1 Mar 2016
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Document Summary
The upper number in a fraction is called the nominator and the lower is the denominator. Adding and subtracting = denominator needs to be identical. The order of operations determines in which order the calculations in an equation should proceed (bedmas) Data: the information that is subjected to analysis. Variables can take on different values and attributes. Variables may vary from one case to the next. Attributes: a characteristic of an object or entity. Statistics: numerical summary of the data under study. Univariate: statistics describing only variable (ex: average time spent reading news) Bivariate: relationship between two values (ex: religious people more likely to appose same sex marriage) Multivariate: between three or more variables (ex: between education, voting and income) Population: set of cases we want to make claims about (ex: guelph) Sample frame (study population): set of cases we draw our sample from (ex: all landline numbers in guelph) Sample: set of cases we analyze (ex: every 5th number)
