STATISTICS

=Welcome to mnemonics for STATISTICS - this is a subcategory of RESEARCH METHODS=

It makes FORMATTING more simple if one clicks on button called "INSERT HORIZONTAL RULE" __//before and after picture//__ (it's the button next to bullet points)
SKEWED FREQUENCY HISTOGRAMS: POSITIVE, NEGATIVE SKEW (visual association), Penn Manor HS VISUAL for NEGATIVE SKEW*POSITIVE SKEW LEFT or NEGATIVE (dog's tail represents FEW people pulling average DOWN); RIGHT or POSITIVE (right foot represents FEW people pulling average up) //Remember:// //Negative skew: Few people do poorly (TAIL), most do well = average pulled down// //Positive skew: Most people do poorly (LEG), few do well (LITTLE TOES) = average pulled up//