Quick question ๐Ÿ™‹๐Ÿฝโ€โ™€๏ธ

Is it true that every time you concieve the chances of having a boy/girl is REALLY 50/50 ? Like everytime ? Im just asking because I have two daughters pregnant with my third and im REALLY hoping for a son this time my husband has only been shooting out girls ๐Ÿ˜ฃ dont wanna sound ungrateful I just want my boy lol ๐Ÿคž๐Ÿฝ so i can be DONE ๐Ÿ˜ฌ & im a be heartbroken if my husband is gender disappointed again โ˜น๏ธ