Of course. I wouldn't buy a car without a test drive (lots of them) or a house without a walk through.
You need to know what you're getting yourself into. With any luck and a lot of hard work, that is the person you'll be with for the rest of your life. You want to know as much about that person as possible. And sexual compatibility is integral to a good marriage.
Yes, Even had a son. I don't regret it. I recent had a co-worker tell me that she was a virgin on her wedding night. SO 4 years ago she lost her virginity on her wedding night and she stated that it was terrible. She really regrets not trying it on for size. She also says she only know about what her husband has to offer her and she wished she would have gotten some experience. I think that it is honorable in this day and age, but I can see her point