math/medterm week 2 review

levels of organization

cells, tissues, organs, organ system, organism

saggital plane

cut body into R/L sides

transverse plane

cut body into upper/lower halves

frontal plane

cut body into front/back

IQR

how consistent or spread out data is

In a normal distribution curve, where are most values concentrated?

near the median

p<0.05

unlikely it was due to chance. significant

p>0.05

random, not significant

In a clinical study comparing two wound dressings, if the p-value is 0.02, what does this indicate about the likelihood of the results being random?

2% chance the results are random

What does a small p-value indicate in statistical analysis?

data is not random

t test

compares average of two groups

chi square test

compares categories to see if relevant

ANOVA

compares mean of three or more groups

regression

predicts value of one variable based on another