CSP PSY 211 Lecture 2 Sept 10 2007 - Blackboard

# CSP PSY 211 Lecture 2 Sept 10 2007 - Blackboard - 71mm...

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Unformatted text preview: 71mm ‘ftm a-o’ 05—- H o v . j/an ‘1; 1;” (2" so ‘ “7'5— Me/rorq zocP 6... ﬁ’meés) I W5 +=SD—7-‘30 11:48 Y‘s-D “7:30 Fn' 2=oo—— ‘Méa [47(4" 307 o. Lam IS’ (EKM 3 MW; / ”” 01]) wk Cedar. I 7 I 1 * Report frequencies of all values * See overall sha e of distribution * Judging if two frequency‘distributions are Sh . 3 * Single value representing “most typica ” value * Judin if two+ means differ siniﬁcantl 5 Assessing variability: range, * Single value representing how much people variance, standard deviation tend to differ from each other * Single value representing how much two variables go hand in hand * Judging if the correlation is big enough for on to believe it reall exists an outcome better than one variable * Seeing if adding yet another predictor increases our ower to redict the outcome Principal components * Seeing whether a bunch of variables can be anal sis boiled down, to a smaller number of conce ts Can on] be addressed b a verbal descri tion or discussion J- ‘ I‘AooJ 11‘ M4: NJ :2. = #4» '«l inkrw SA? of “ / / '. orié W 2;; . : P (am a 2/“ (Te. Una n; & Ra :ﬁ‘fs :mcqn : “Siam ‘ L ‘ “A; S 'ovx’ mid co mum/e." HVS “‘¢V&?’”aﬂn£af‘ arc Mal Q Tit/igmjwéﬂ" 1: [MIN nah maid-J (3414’ ...
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CSP PSY 211 Lecture 2 Sept 10 2007 - Blackboard - 71mm...

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