scientific notation lab

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sample size

number of mesurement

sample mean

average of sample values

sample mean equation

sum of measurements divided by sample size

independant variable

controlled or changed by expirimenter

dependant variable

not controlled by experimenter

response

standardized variable

kept consistant

expiremental group

independant variable is changed

control group

independant variable is at set value

hypothesis

statement of predication

null hypothesis

statement of no difference

null hypothesis example

there is no difference in DEPENDANT between individuals that receive INDEPENDANT

alternative hypothesis

statement of difference

alternative hypothesis example

there will be a difference in DEPENDANT between inidividuals that receive INDPENDENT VARIABLES