Overview of Statistical Tests Available. BIOL457/657 5 February 2014. Deciding Which Test to Use. Is DV meristic, mensural, or categorical? Is IV continuous or discrete in its variation? If IV is discrete, are two groups being compared, or more than two? Are there multiple IVs?.
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5 February 2014
Note: For both tests, post hoc Scheffé comparisons show CHILLED was significantly
greater than other two treatments, which did not differ from one another.
y = ax + b
DV = a(IV) + b
a = slope
b = y-intercept
DV = a(IV1) + b(IV2) + c(IV3) … + z
(ac are slopes in separate dimensions; z is intercept)