SOCY 211 Lecture 2: Stats lecture January 11

• School: Queen's University
• Department: Social Sci, Edu and Soc Work - Sociology
• Course: SOCY 211
• Professor: Bill Nelson

Document Summary

What is statistics: the science of learning from data and of measuring, controlling, and communicating uncertainty, and it thereby provides the navigation essential for controlling the course of scientific and societal advances. Sampling unit: element (group or individual) that youre drawing from the population at random (ex: a person, household, family member, city, etc. ) a single element that you selected which could be sampled. Statistical population: a group of all the sampling units we are interested in measuring (list of people) Sample: collection of sampling units we have chosen at random from statistical population. Example: average height of people in your house. Sampling unit: the house (the thing we selected at random) Statistical population: all the houses we are interested in, which could be in our sample (address list) Sample: random selection of those houses (10 houses drawn at random) Observation unit: the height of somebody/everyone in the house (a person) Measurement variable: data we are collecting (the height)