# Shared Flashcard Set

## Details

Statistics
Statistics 5- Hypothesis Testing
7
Archaeology
Undergraduate 1
04/13/2010

## Cards Return to Set Details

Term
 What does Inductive mean?
Definition
 From data to theory- looking through ALL data to try and find associations
Term
 What does Deductive mean?
Definition
 From theory to data- Hypothesis! Applying a general theory that can be tested.
Term
 What are the 5 Hypothesis Testing steps?
Definition
 Formulate Null Hypothesis called H0, Formulate alternative hypothesis H1, decide upon rejection level or significance level, select and carry out appropriate statistical test, check probability.
Term
 What is the KS test?
Definition
 is used on ordinal, interval and ratio data. Used to compare 2 cumulative distributions. KS= Kc x (squareroot of) (n1 + n2)/ (n1xn2). Kc= constant dependant upon significance level.
Term
 What are the Kc for 0.1, 0.05, 0.01, 0.001?
Definition
 1.22, 1.36, 1.63, 1.95
Term
 What is the Chi Square test?
Definition
 Can be used on all data. x(squared)= Sum of(O-E) (squared)/EO= observed frequencyE= expected frequency
Term
 What are the requirements for Chi Square testing?
Definition
 percentages cannot be used, total numbers must exceed 20, frequency in any fraction must exceed 5.
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