Here's a log that should deftly illustrate the problem:
You are currently under the following active effects:
Your armor is remarkably reducing your stealth.
You are wearing the following armor:
head: .... (rigid leather) a hard leather cap (undamaged)
neck: .... (plate) a copper gorget (undamaged)
torso: ... (metal scale) a copper scale cuirass (undamaged)
arms: .... (metal scale) some copper scale bracers (undamaged)
hands: ... (plate) a pair of copper gauntlets (undamaged)
legs: .... (metal scale) some copper scale greaves (undamaged)
feet: .... (plate) a pair of copper sabatons (undamaged)
You appear to be heavily-armored.
----- FAVORITE SKILLS -----
Stealth ........ __8.048 (base __5.048)
____ says, "Okay, let's start training in Stealth."
____ gives you several pointers, then practices with you a bit.
"There, now go out and practice what we've been working on for a while, and it should all sink in."
(Your training has granted you +1 to your Stealth skill. Your practice of this skill will be doubly effective for the next 24 in-game hours or until you gain 2.5 unmodified points' worth of skillgain, whichever comes first.)
----- FAVORITE SKILLS -----
Stealth ........ __8.048 (base __5.048) (Studying: 23 hr.) (Practice: 2.5)