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Chi Square Your report 2

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Intro Describe your trait you selected – What is the dominant and recessive trait – How did you collect the data? – What is your prediction about the sample? I will see a 50:50 Pattern or evidence of genetics. – Null Hypothesis: There is no statistical difference between by expected of _______and the observed data.

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Data Organize your data

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Results—Chi Square PhenotypeObservedExpected(O-E) 2 /ETotal Χ 2 = Degrees of Freedom = P=0.05 value =

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Conclusion Restate the prediction of your sample. Do you accept or reject the null hypothesis – Accept: Why? – Reject: Why and what is an alternative reason? Sample size Prediction Different parental genotypes

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