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Can Be Clas ml?courseld-147803488&OpenVellumHMAC; Od033da61bdSbeaa078be24e651Scb

ID: 2947486 • Letter: C

Question

Can Be Clas ml?courseld-147803488&OpenVellumHMAC; Od033da61bdSbeaa078be24e651Scb6t 10013 Elementary Staistics Take a Test-Carlos Ramos Google Chrome Secure https/www.mathst.com/Student/PlayerTest aspx/testid-1843899598 Elementary Statistics (1) Carlos Ramos & 7/10/18 Time Remaining: 01.2537 Su This Quiz: 7 pt Quiz: Chapter 5 Quiz This Question: 1 pt 20r 7 (1 complete) ? Acomputer can be dasshed as either attingedge or ancient Suppose that 90% ofcomputers at daded as adent (a) Two computers are chosen at random What is the probability thait both computers are ancient? (b) Six computers are chioson at random What is the probability that all six computers are ancient? (c) What is the probability that at least one of six randomly selected computers is cutting-edge? Would it be computers is cuting-edge? unusual that at least one of six randomily selected (a) Two computers are chosen at random What is the probability that both computers are ancient? The probability is Round to four decimal places as neoded) (b) Sbx computers are chosen at random. What is the probability that af six computers are ancient? The probability is Round to four decimal places as needed) (c) What is the probability that at least one of six randomly selected computers is cutting-edge? The probability is Round to four decimall places as needed) Would it be unusual that at least one of si randomly selected computers is cutting-edge? It would that at least one of six randomly selected computers is cuting-edge Enter your answer in each of the answer boxes Chapter 1 Post-Test Chapter 2 Review Qu DELL

Explanation / Answer

a) Probability that both are ancient = 0.982 = 0.9604

b) Probability that all six are ancient = 0.986 = 0.8858

c) Probability that at least one of the six is cutting edge = 1 - Probability that all are ancient

= 1 - 0.8858 = 0.1142

d) As the probability here is greater than 0.05, therefore:
It would not be unusual.

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