What does 8 out of 15 mean on a paternity test?

Answer 1

It means he is not not the father unless he matches at every location in the dna test. There is also a mutation that can occur when some parts of dna deteriorate. But in this case there are several mismatches which proves 100percent. He is defiantly is not the father if you are of concern please don't hesitate to retest this. Also in question was the lab you tested at accredited as this is very important to look out for take my word