Wednesday

April 23, 2014

April 23, 2014

Posted by **Anonymous** on Saturday, April 20, 2013 at 3:46pm.

- Psychological Statistics -
**PsyDAG**, Monday, April 22, 2013 at 9:56amUse the Chi-square (X^2) method with two cells.

X^2 = ∑ (O-E)^2/E, where O = observed frequency and E = expected frequency.

∑ = sum of all the cells.

E = (column total * row total)/grand total

df = n - 1, where n = number of cells

Look up value in X^2 table in the back of your textbook.

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