Week4-4up

# Week4 4up

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Unformatted text preview: The trouble with jogging is that, by the time you realize STA 2023 c B.Presnell & D.Wackerly - Lecture 6 EXAMPLE : Pol. party – job type. 8A# ¡ © 8© 9&¥ ¡ Assignments For Today : p. 127–135 For tomorrow: Probs : 3.47, 3.49, 3.50, 3.52, 3.53, person is a white collar worker . person is a Republican . @ ¡ If I know that a person is a Republican, what is the 3.55–3.57, 3.59, 3.60, 3.61 probability that (s)he is a white collar worker? For Wednesday : p. 127–135, Read pages 163 – 170 PROJECT 1 : NOT COLLECTED!!! BUT–on next quiz, B you’re not in shape for it, it’s too far to walk back. ¥ be asked about the INTERPRETATION of the graphs. RW DW IW RB similar graphs (different data set)–similar questions will DB IB # LAST TIME : ¡ Mutually exclusive (disjoint) p. 118 c ©§#£ aYUE%f¦S¤¢ W ©§ D£ XVUEFT¦S¤¢ h e §£ %1#¤ T`XcaV`E© gRV` © 2\$"¦¥¢ '¢ F26#'(¥'¢ H §# 4 £ ©§ 5 £ `  © § # P£ edcEF%b7'¢ aYHF%1C¤¢ ` ©§# £ H ©§ D £ IREFQ1P'¢ IGEFE¨1C'¢ H ©§ D £  ¦¥¤¨¦¥¤¢ § £ ¢   © § £ Complement p. 115 : 73 @ 72 STA 2023 c B.Presnell & D.Wackerly - Lecture 6 ¡ ¡ Additive Rule of Probability p. 117 § # 4 £ ¢ § £ ¢ )§ £ ¢ ©§ # ! £ %\$"(¥'321#'"0(¥'&%\$"¦¥¤¢ ¡ Conditional probability p. 122 If a person is NOT a Democrat, what is the probability that (s)he is a blue collar worker? ¡ § #£ %7'  %\$"(¥¢ '¢ %6#¤¦¥'¢ §# 4 £ ©§ 5 £ 74 STA 2023 c B.Presnell & D.Wackerly - Lecture 6 STA 2023 c B.Presnell & D.Wackerly - Lecture 6 EXAMPLE 3.13: (p. 123) © p# Probabilities Why? Recall (Defn of Cond‘l Prob.): so §£ § # 4 £ ¢ § # 4(¥' £ § £ © § 5 £ ¢ § £ %\$"¦¥¤&© %\$"¦¥¢ ¤¢ ¨¦¥'¢ ¥ \$1#'¦¥¤¢ Simple Events Multiplicative Law of Prob. (p. 128)  (¥'¢ §£ §# 4 £ ©§ 5 £ %\$"¦¥¤¢ ¨¥ r1#¤¢ © i¥ Given: develops cancer §%6#¤¦¥¤%1#¤&© 5...
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## This note was uploaded on 12/15/2011 for the course STA 2023 taught by Professor Ripol during the Spring '08 term at University of Florida.

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