ATHK1001 Lecture Notes - Lecture 9: Scatter Plot, Clinical Trial, Falsifiability

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2 quantitative need table of frequencies column (of frequencies) table of means (usually) column (of means) list of data scatter plot: collecting data: research design. Overall plan of a study to address or test hypotheses. Exploratory (are you exploring a question where there"s not enough knowledge?) What sort of pattern of results would you expect (i. e. what sort of graph: study types: experimental or observation al studies. An experimental study deliberately imposes a treatment or manipulation on a group of objects or subjects in order to observe an outcome. An observational study involves collecting data without intervention. Darwin"s study of barnacles: experimental studies, a variable is something that can change, in an experiment manipulate independent variables and observe dependent variables. One group of people are given 3 standard alcoholic drinks, whilst another group is given 3 non-alcoholic drinks that taste and smell the same. The scores from the 2 groups are compared.

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