# Question

What is the expected number of dots appearing on two dice?

## Answer to relevant Questions

Use the probability distribution to find the expected number of shipment orders per day. What is the probability that on a given day there will be more orders than the average? X P(x) 0 ..... 0.1 1 ..... 0.2 2 ..... 0.4 3 ...Returns on a certain business venture, to the nearest $1,000, are known to follow the probability distribution X P(x) -2,000 ...... 0.1 -1,000 ...... 0.1 0 ...... 0.2 1,000 ...... 0.2 2,000 ...... 0.3 3,000 ...... 0.1 a. ...Refer to problem 3-23. Find the variance and the standard deviation of hedge fund managers' income. x ($ millions) P(x) $1,700 ...... 0.2 1,500 ...... 0.2 1,200 ...... 0.3 1,000 ...... 0.1 800 ...... 0.1 600 ...An automobile dealership records the number of cars sold each day. The data are used in calculating the following probability distribution of daily sales: X P(x) 0 ..... 0.1 1 ..... 0.1 2 ..... 0.2 3 ..... 0.2 4 ..... 0.3 5 ...A mainframe computer in a university crashes on the average 0.71 time in a semester. a. What is the probability that it will crash at least two times in a given semester? b. What is the probability that it will not crash at ...Post your question

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