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Suppose there are 100 students in your accounting class, of whom 10 are left handed. two students are selected at random.
A. Draw a probability tree and insert the probabilities for each branch. What is the probability of the following events?
B. Both are right-handed
C. Both are left-handed
D. One is right-handed and the other is left-handed
E. At least one is right-handed
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A study of 20 worldwide financial institutions showed the correlation between their assets and pretax profit to be .86. At the .05 significance level
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The system will run successfully if any 3of them are functioning. Find the reliability of the system if the mission time is 8 hours. The life distribution of each component is given in the table.
If you randomly choose 1, what is the probability that it will be defective? Use two decimal places for the answer.
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