• Different for different ( sample sizes). ( mean) at 0 and is (symmetrical) about 0.
• The area under the curve is (?). The area to the left of 0 =
area to the right of 0 = (?)
• As t increases or decreases without bound, the graph approaches, but never equals, (?) than that for a standard normal
Area in tails is
distribution.
As n (?), t - Z since s - (by law of large numbers)