Uploaded by Arunima Krishnan

Postverta

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Foundation of
statistics
Fitting models
and bias
(presenting data)
Non-pararmetric
test
software
1. THE SPINE OF STATISTICS
1.1
De-Mystifying Statistics

the only equation one may ever need:
Outcomei = (modeli) + errori
We predict the outcome variable using some kind of data model. There
can be some error attached with this model. A model is made from
sample as we won’t have accesses to all people. Once we have stated the
model, then we should determine whether the model is good fit or bad
fit.
Outcomei= (b0 + b1X1i) + errori -> equation of straight line/ Linear model

A linear model
Yi= (b0 +b1Xi) + ei
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