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TYPE OF DATA (CONTINUOUS DATA (DATA NOT RELATED TO EACH OTHER (INDEPENDENT…

- - - - 1 SAMPLE
        
        Ho
        
        1 SAMPLE T-TEST
        
        Ha NOT NORMALLY DISTRIBUTED
        
        WILCOXON RANK SUM
      - 2 SAMPLES
        
        NORMALLY DISTRIBUTED
        
        VARIANCE TEST
        
        T TEST WITH EQUAL VARIANCE
        
        MEAN SAMPLE = MEAN POPULATION
        
        MEAN SAMPLE != MEAN POPULATION
        
        T TEST WITH NON EQUAL VARIANCE
        
        NOT NORMALLY DISTRIBUTED
        
        WILCOXON RANK SUM
    - - Ho = NORMALLY DISTRIBUTED
        
        PAIRED T TEST
        
        report
        
        STANDARD DEVIATION
        
        MEAN
        
        P VALUE
        
        calculate
        
        difference between pairs
        
        sample mean difference, deviation
        
        test statistics - t test value
        
        sample variables
        
        hypothesis
        
        null -- difference = 0
        
        alternative -- difference != 0
      - Ha = NOT NORMALLY DISTRIBUTED
        
        WILCOXON MATCHED-PAIRS SIGNED RANK TEST
        
        REPORT
        
        DESCRIPTIVE DATA SUMMARY
        
        MEDIAN
        
        25TH, 7TH PERCENTILE
        
        RANGE
        
        Z VALUE
        
        P VALUE
        
        non ordinal data, range <10
- - - - NUMBER OF DISCORDANT
        
        greater than 20 -- MCNEMAR
        
        <20 -- MCNEMAR EXACT
    - - TWO BIONOMIAL VARIABLES/ GROUPS
        
        2X2 TABLE
        
        EFC
        
        <5 FISHER'S EXACT
        
        MORE THAN 5 CHI SQUARE TEST
      - MORE THAN 2 GROUPS/ VARIABLE
        
        ROC
        
        EFC > 5 (80% OF THE GROUPS)
        100% > 1
        
        CHI SQUARE
        
        EFC > 5 (<80% OF THE GROUPS) 100% >1
        
        FISHER EXACT