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If a computer randomly selects the last digit of a telephone number, find the probability that it is odd or less than 6. a) .7 b) .8 c) .9 d) 1 e) .6 f) .5 If random guesses are made on two true-false questions and two five-part multiple choice questions, what are the chances of getting them all correct? a) .002 b) .01 c) 200 d) .0039 e) .005 What is the probability of getting 2 broXXXXX XXXXXies in a bag of 24 if the probability of getting a broXXXXX XXXXXie on any single event is .06. a) .5732 b) .2547 c) .4268 d) .2265 Given n=150 and p=.7, find the standard deviation of the binomial distribution. a) 50 b) 5.6 c) 45 d) 31.5 ________24) A local nightclub has found that 65% of its reservations are for nonsmoking tables, while 35% are for tables for smokers. Find the probability that 3 randomly selected reservations are all for nonsmoking tables. a) .216 b) .784 c) .512 d) .275 ________25) A pollster must randomly select 5 of 15 available people. How many different groups of 3 are possible? a) 220 b) 3003 c) 1320 d) 210 ________26) How many different batting line-ups are possible if a coach has 12 players on the team and 10 players are in the batting order? a) XXXXXXXXX b) 39916800 c) 5.44 E10 d)(NNN) NNN-NNNN/p>

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