Quantitative Methods in Genetics

• Mean • Variance• Standard deviation• Standard error• Chi-Square Analysis

Statistical Analysis

• Mean (X) = ∑Xi/n• Variance (s2) = (∑Xi – X)2/n-1• Standard deviation (s) = √s2

• Standard error = sd / n-1

Product/Sum Law

Null Hypothesis

Errors

• Type I• Type II

Chi-Square Analysis

Degrees of freedom

Example

Table