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4. A small business has ordered 16 new computers. Three of these computers have issues with their operating systems. a) If a computer is randomly

4. A small business has ordered 16 new computers. Three of these computers have issues with their operating systems.

a) If a computer is randomly selected, what is the probability that it does not have an issue with its operating system?

b) Suppose two of these computers are randomly selected and transferred to another location.

Determine the probability that:

i. Both computers have operating system issues.

ii. At least one of the two selected has an issue with its operating system.

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