Math Quiz and Answers #6 6.3, 6.4, 7.3, 7.4

# Math Quiz and Answers #6 6.3, 6.4, 7.3, 7.4 - 5316011 — 1...

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Unformatted text preview: 5316011.); — 1 , ,. 1 . P- 11 . t 11 . /&quot;&quot;&quot; // \ 'Y , \ T » 151111114 och/I MEJ m a. 1, murmJ MAT211 Quiz 6 -Fall 2014 6.3-4, 7.3, 7.4 NAME (PRINT) : Show all work in neat organized way. ”2/ l. (2pts) An experiment requires a sequence of 3 steps. The ﬁrst step can result in / 3 possible outcomes, the second in W5, and the third in 2 possible outcomes. What is the total number of outcomes possible? _,____...———— (hr: diagram two 0“ war) 3 ' Lo - 7. 3 i614 i&quot;, 2. (2pts) Use the given information to ﬁnd the indicated probability. / A n B: (D, P(B)= .,7 P(A U B): .7 Find P(A). g P1111181: “mum—mm ‘1: X +.'\ —0 :..’IZK*._' - .‘1 ‘- 1 3. (2pts) Find the probability of the event, assuming that the dice are / distinguishable and fair, and that what' 15 observed are the numbers uppermost. Two dice are rolled; the numbers add to 9. . 1 1,1 1. a. H, L9, 1.1: — . — _ 1,1 1,L '5 Isl 1,5 1.1: &quot;(8“ in my 3L9 “Uni H 3131 21'; '3}! 191.1: .9. , . “\Ll,[email protected] 3U S‘IG1ﬁiﬁﬂgﬁtllﬂ . ”\VLQ‘F‘H‘SV“ 4. (4pts) According to a poll, 72% agreed on the statement A, and 39% agreed on the statement B. ? (RUM '- ‘v (M l “L, a. What is the smallest percentage of people who could have agreed with Vim— P( h (“57/ both statements? “MW Wm 9(61 1111 11131 «11: 49111118) Pin/1 WI .11 I 3 .1L+.b‘1 1:1.11-1111/1151 _ '\.11 'L\\ 7’ b. What is the largest percentage of people who could have agreed with both statements? .._/ ...
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