hypothesis testing introduction in this session we will see what a hypothesis test is what a p value is what a t test is this is intented for first stages ...
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...Hypothesis testing introduction in this session we will see what a test is p value t intented for first stages statistics students previous knowledge descriptive random variables distributions formal way to statistically theoretical assumption based on the data have key concepts null h prediction usually get information if rejecting alternative significance level probability of ho when it true type i error false positive why do need there significant difference between two populations relationship mean bigger smaller or different from given simple example examine steps through general assume n and b with sample are interested know whether differences not answer question perform statistical...