Use equation to denote the number of them with hard disks

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About 32% of all the laptop computers sold in an electronics store have hard disks made by Western Digital, i.e., equation. In a specific shipment, a total of equation laptop computers are received. Treat these 15 laptop computers as a random sample and use equation to denote the number of them with hard disks made by Western Digital in this sample. Keep at least 4 decimal digits if the result has more decimal digits.

1. The probability that none of the laptop computers has hard disk made by Western Digital is closest to

2. The probability that exactly 2 of the laptop computers have hard disks made by Western Digital is closest to

3. The probability that exactly 1 of the laptop computers has a hard disk made by Western Digital is closest to

4. The probability that at least 2 of the laptop computers have hard disks made by Western Digital is closest to

Reference no: EM131004587

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