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» 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?
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3 ' Lo - 7. 3 i614 i", 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
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- .‘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:
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. ”\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?
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'\.11 'L\\ 7’ b. What is the largest percentage of people who could have agreed with
both statements? .._/ ...

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