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/assessment/showtest.php?actions skip&to; = 17 Assume that 12 jurors are randoml

ID: 3043225 • Letter: #

Question

/assessment/showtest.php?actions skip&to; = 17 Assume that 12 jurors are randomly selected from a population in which 84% of the people are Mexican-Americans. Refer to the probability distribution table below where x represents the number of Mexican-Americans on the jury. Find the indicated probabilities. P(z) 0+ 0+ 0+ 0+ 0.0001 5 0.0009 6 0.0054 70.0245 8 0.0804 9 0.1876 10 0.2955 1 0.2821 12 0.1234 Find the probability of exactly 7 Mexican-Americans among 12 jurors. Find the probability of 7 or fewer Mexican-Americans among 12 jurors. Does 7 Mexican-Americans among 12 jurors suggest that the selection process discriminates against Mexican- Americans? yes no

Explanation / Answer

from given table =P(X=7) =0.0245

P(X<=7) =1-P(X>=8) =1-0.0804-0.1876-0.2955-0.2821-0.1234 =0.0310

No as probability of that is sufficiently High