To the best of my knowledge, you can't create a bootable floppy to start the installation.
From the fedora project "test release" page:
Note that Fedora Core 3 test 3 does not come with floppy boot images. You must boot from CD, or via methods such as PXE.
From fedora.redhat.com/download/test (Add a .html to the end, since I can't post links as of yet.)