Hypothesis Testing

Hypothesis Testing

1. NULL (H0)

   • •There is NO RELATIONSHIP between... and...

2. ALTERNATIVE (H1)

   • •There is RELATIONSHIP between... and...
   • Hypothesis could be With direction
     • non-directional
     • directional
       • positive(+)
         • There is a positive relationship between... and...
       • Negative(–)
         • There is a negative relation between... and...

3. Level of significance

   • 95% confidence. a=0.05 or .05 99% confidence. a=0.01 or .01
   • determenation of tail test
     • one tail (directional)
     • two tailed (non-directional)
   • • The confidence that have to be pertinent to accurateness of the produced result • Known as •Confidence interval •a value

4. Degree of freedom df

   • df for Pearson correlevent = N-2
   • df for Spearman correlevent = N
   • • Measure of how many values can be vary in a statistical calculation

5. • Hypothesis are assumptions developed from reviews of literature in relevant subject matter