Statistical+Reasoning+and+Ethics+of+Research

hree measures of central tendency: mean, mediean, mode


 * mode is the most frequently occuring
 * mediean is the middle
 * mean is the average: done by adding all numbers togeater and divideing by how many numbers there are
 * measures of variation: tells how similar or diverse something is
 * two measures of variation: range, standered deviation
 * range: difference between the highest and the lowest number
 * standered deviation: measure of how much numbers very around average
 * x axsis on bar graph: different levels of the independent variable
 * y axsis on bar graph: dependent variable