Please learn a little more about it before jumping in. A mutual fund is just a vehicle you can use to purchase stocks, bonds, whatever.
I hate to keep repeating this same statement, but I found this is a good resource for steady "safer" investing that is very solid over the years. "Bob brinker's Market timer" It's a newsletter that will explain a little of what you need. It is a great resource. GREAT.
They have a website. Go there and take a look. See what their returns have been over the years for low/medium and high risk mutual funds they offer. Good luck