WGU (C224) Research Foundations Questions and Answers Graded A

Non-Experimental Research Methods Correlation and Casual Comparative Correlation research method non-experimantal research method. A process to collect data to determine if a relationship exists between two or more quantitative variables, and to what degree. Correlation Coefficient Strength and direction of a relationship between two variables. range of +1 to -1 Positive Correlation r=+1 (points follow along a line) Negative Correlation r=-1 (no correlation is a 0 and looks like a gun shot all over) Variable a condition or characteristic that can take on different values or categories (such as age, GPA, gender, etc.) Descriptive Statistics Goal is to describe, summarize, or make sense of a particular set of data. Inferential Statistics where researchers use the laws of probability to make inferences about populations based on sample data. Strengths of Quantitative Research -Testing and validating already constructed theories -Can generalize research findings when based on random samples -Determining nomothetic consumption (general scientific casual relationships) -Quick and cheap