Presentation 2

RAMESH DEBUR Hypothesis testing

The Way Back ,[object Object],[object Object],[object Object],[object Object]

The Way Forward ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Hypothesis Testing ,[object Object]

Definition ,[object Object],[object Object],[object Object],[object Object],[object Object]

Therefore….. ,[object Object],[object Object],[object Object],[object Object]

The Logic of Hypothesis Testing ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

The NULL Hypothesis ,[object Object],[object Object],[object Object],[object Object]

The Alternate Hypothesis ,[object Object],[object Object],[object Object],[object Object],[object Object]

Disproving Null Vs Proving the Alternate Null Alternate

THE NEXT QUESTION ,[object Object],[object Object],[object Object]

Probability (prob·a·bil·i·ty) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Flip a coin ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Probability as related to hypothesis testing ,[object Object],[object Object],[object Object],[object Object]

Significance - Definition ,[object Object]

IN REAL TERMS ,[object Object],[object Object],[object Object],[object Object],[object Object]

Errors of Hypothesis testing α is also called as the significance value and is determined by the investigator Stastical Decision True state of the Null Hypothesis True H O False H O Reject H O Type 1 ( α ) Correct Do Not Reject H O Correct Type II ( β )

[object Object],[object Object],Statistical Decision True state of the Null Hypothesis True H O NO Death False H O Death Reject H O Type 1 ( α ) (Accept drug) Correct (Reject drug) Do Not Reject H O Correct (Accept Drug) Type II ( β ) (Reject Drug)

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