probability distribution chap 3 and 4

probability distribution chap 3 and 4 - 0.131 binomial...

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Unformatted text preview: 0.131 binomial chart x P(x) n=7 0.002 p=.6 1 0.017 q=1-p=.4 2 0.077 3 0.194 4 0.290 5 0.261 6 0.131 7 0.028 p(4) 0.29 probability of exatly 4 p(at leaset 3) 0.904 p(less than 3) 0.096 sum of at least and less than3 1.000 mean=n*p= 4.2 variance=n*p*q 1.68 stdev= sqrt(variance) 1.296 0.000 0.050 0.100 0.150 0.200 0.250 0.300 0.350 1 2 3 4 5 6 7 Column B pg216 #15 this your true this is your false n=5 p=1/4=.25 q=.75 n/total x P(x) 0.237 1 0.396 2 0.264 3 0.088 4 0.015 5 0.001 1 p(exactly 3) 0.09 P(at least 3) 0.104 P(less than 3) 0.896 1.000 mean=n*p= 1.25 variance=n*p*q 0.938 stdev= sqrt(variance) 0.968 0.000 0.050 0.100 0.150 0.200 0.250 0.300 0.350 0.400 0.450 1 2 3 4 5 Column B pg216 #17 n=10 p=.59 q=1-p=> 0.41 x P(x) 0.000 1 0.002 2 0.013 3 0.048 4 0.121 5 0.209 6 0.250 7 0.206 8 0.111 9 0.036 10 0.005 1.000 sum p(exactly 8) 0.11 P(at least 8) 0.152 P(less than 8) 0.848 1.000 sum mean=n*p= 5.9 variance=n*p*q 2.42 stdev= sqrt(variance) 1.56 1 2 3 4 5 6 7 8 9 10 0.000 0.050 0.100 0.150 0.200 0.250 0.300 Column B powerpoint lecture...
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This note was uploaded on 10/31/2010 for the course STAT stats221 taught by Professor N/a during the Summer '09 term at DeVry Naperville.

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probability distribution chap 3 and 4 - 0.131 binomial...

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