wives tale or not baby gender threw heart rate 1st trimester??? What do yall think lol

Angenette • 34 year old mother of four beautiful little girls ages 14 and 13 and 7 and 5 year currently pregnant with my 5th wish me and my husband luck we been outdaughtered lol

do yall think it’s anything truth to it baby heartbeat higher means girl and lower means boy??? lol