Categorize these measurements associated with fishing according to level: nominal, ordinal, interval, or ratio. (a) Species of fish caught: perch, bass, pike, trout nominal ordinal interval ratio (b) Cost of rod and reel nominal ordinal interval ratio (c) Time of return home nominal ordinal interval ratio (d) Guidebook rating of fishing area: poor, fair, good nominal ordinal interval ratio (e) Number of fish caught nominal ordinal interval ratio (f) Temperature of water nominal ordinal interval ratio