Changes

[[File:Obama-poll.jpg|thumb|300px|Public opinion polls show that excitement for Obama was very high before people understood his plans; enthusiasm has plunged as criticism becomes sharper and strong opponents grow more numerous than strong supporters]]

[[File:Obama-poll.jpg|thumb|300px|Public opinion polls show that excitement for Obama was very high before people understood his plans; enthusiasm has plunged as criticism becomes sharper and strong opponents grow more numerous than strong supporters.  The daily zig-zags represent sampling error--if the samples were 4 times larger the daily fluctuations would be half as large.]]

==Manipulation==

==Manipulation==