maf {wtest} | R Documentation |
Calculate minor allele frequency.
maf(data, which.snp = NULL)
data |
a data frame or matrix containing genotypes in the columns. Genotypes should be coded as (0, 1, 2) or (0, 1). |
which.snp |
a numeric value, indicating which SNP to calculate. When which.snp = NULL, MAF of all the markers is calculated. Default is NULL. |
The MAF of one marker.
data(diabetes.geno)
result <- maf(diabetes.geno, which.snp=10)