Presentation on theme: "Chi Square Your report 2. Intro Describe your trait you selected – What is the dominant and recessive trait – How did you collect the data? – What is."— Presentation transcript:
Chi Square Your report 2
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.
Data Organize your data
Results—Chi Square PhenotypeObservedExpected(O-E) 2 /ETotal Χ 2 = Degrees of Freedom = P=0.05 value =
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