Statistics MCQs, Data Analysis, Stat Software
A scatterplot (also called a scatter graph or scatter Diagram) is used to observe the strength and direction between two quantitative variables. In statistics, the quantitative variables follow the interval or ratio scale from measurement scales. Scatter Diagram Usually, in a scatter, diagram the independent variable (also called the explanatory, …
Pearson’s Correlation Coefficient SPSS Pearson’s correlation coefficient (or correlation or simply correlation) is used to find the degree of linear relationship between two continuous variables. The value for a correlation coefficient lies between 0.00 (no correlation) and 1.00 (perfect correlation). Generally, correlations above 0.80 are considered pretty high. Remember: How …
Introduction (Independent Samples t test using SPSS) Independent Samples t test is a test for independent groups and is useful when the same variable has been measured in two independent groups and the researcher wants to know whether the difference between group means is statistically significant. “Independent groups” means that …