!"#$%& & & & & & & & '$()*+,&-./&0+1234$$)& /.!"#$%!&'$!(#))#*+,-!./01$!)##2!)+2$!3!,#043)!./01$5!6+1$!3!0$3%#,!(#0!7#/0! 3,%*$08! !
! 5.&9..#0:+,-!&#!&'$!$4;+0+.3)!0/)$<!(#0!3!:+%&0+=/&+#,!&'3&!+%!%744$&0+.3)!3,:! =$))>%'3;$:<!3;;0#?+43&$)7!!@@@@@@@!!#(!&'$!:3&3!13)/$%!*+))!)+$!*+&'+,!&'0$$! %&3,:30:!:$1+3&+#,%!#,!$3.'!%+:$!#(!&'$!4$3,8! ! ! 3. What percentage of the area under the normal curve lies: a. To the left of µ ? ! b. Between µ ! " and µ + ! ? ! c. Between µ ! 3" and µ + 3! ?
4. What percentage of the area under the normal curve lies: a. To the right of µ ? ! b. Between µ ! 2" and µ + 2! ? ! c. To the right of µ + 3! ?
5. True or false? A'$!;$0.$,&3-$!#(!&'$!30$3!/,:$0!3!,#043)!./01$!*'+.'!)+$%!&#!&'$!)$(&!#(! µ + 3! !+%!BCD8! !
6. Assuming that the heights of college women are normally distributed, with a mean of 67 inches and standard deviation of 2 in. 38!E'3&!+%!&'$!;$0.$,&3-$!#(!*#4$,!&'3&!30$!=$&*$$,!FG+,8!3,:!FH!+,85! ! ! =8!E'3&!+%!&'$!;$0.$,&3-$!#(!*#4$,!30$!&3))$0!&'3,!FI!+,8! ! ! ! -.!!A'$!:$)+1$07!&+4$!(#0!3!;3.23-$!%$,&!*+&'+,!&'$!J,+&$:!K&3&$%!+%!,#043))7! :+%&0+=/&$:!*+&'!4$3,!#(!C!:37%!3,:!%&3,:30:!:$1+3&+#,!#(!3;;0#?+43&$)7!L! :378!!M(!BNN!;3.23-$%!30$!=$+,-!%$,&<!'#*!43,7!;3.23-$%!&#!*$!$?;$.&!&#! 300+1$!+,!)$%%!&'3,!B!:37%5! ! ! ! ! ! ! ! 6.!90.'3$#)#-+.3)!%&/:+$%!'31$!/%$:!&'$!4$&'#:!#(!&0$$>0+,-!:3&+,-!+,!3,!$((#0&! &#!:$&$04+,$!*'$,!;0$'+%&#0+.!;$#;)$!)+1$:!+,!3!;/$=)#8!E##:!(0#4!%$1$03)! $?.313&+#,%!-31$!3!4$3,!#(!O7$30P!HBF!*+&'!3!%&3,:30:!:$1+3&+#,!#(!BG!7$30%8! A'$!:+%&0+=/&+#,!#(!:3&$%!*3%!4#0$!#0!)$%%!4#/,:!%'3;$:!3,:!%744$&0+.3)! 3=#/&!&'$!4$3,8!J%$!$4;+0+.3)!0/)$!&#!$%&+43&$!&'$!03,-$!#(!7$30%!.$,&$0$:! 3=#/&!&'$!4$3,!+,!*'+.'!3=#/&!HH8ID!#(!&'$!:3&3!*+))!=$!(#/,:8! !