Youtor
ChiSquared Test
>> YOUR LINK HERE: ___ http://youtube.com/watch?v=vPB4zwPvKPY
The chi-squared test (χ2) is a statistical test to identify if there is or isn't a connection between two categorical variables. In Ecology we lay this out using two hypotheses: • Null hypothesis (H0): Species X and Y distribution is unrelated. • Alternative hypothesis (HA): Species X and Y distribution is linked (either positively or negatively). • Quadrat sampling provides data for this test. NOTE, if this were to be done as an actual study, I would want a larger sample size. • How to use a line transect and quadrat: • Ideas for using a LINE TRANSECT and Q...
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