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Hypothesis Testing for
Data are ordinal
Both variables are distributed normally
Linear relationship and homoscedasticity
where Ps (rho) is the correlation coefficient (rs) for the population
Alternative Hypothesis (Ha): There is an association between the two variables in the population.
Determine the confidence level, alpha (1-tailed or 2-tailed)
Use the critical values from the t distribution
Note: The t distribution should only be used when the sample size is 10 or more (n > 10).