# math

posted by .

CountingOutcomes and Theoretical Probability

A computer store sells 4 models of computer (m1,m2,m3 m4. Each model can be fitted with 3 sizes of hard drive (A,B,C,)

1- Find the sample space.

2- What is the probability of choosing a model with a size C hard drive?

3- What is the probability of choosinga model 2 with a size Ahard drive at random?

• math -

u7

## Similar Questions

1. ### Statistics

John runs a computer software store. Yesterday he counted 127 people whwo walked by his store, 58 of whom came into the store. OF the 58, only 25 bought something in the store. A. What is probability that a person who walks by the …
2. ### Statistics

Computer Depot is a large store that sells and repairs computers. A random sample of 110 computer repair jobs took technicians an average of 93.2 minutes per computer. Assume that o is known to be 16.9 minutes. Find a 99% confidence …
3. ### Statistics

You are responsible for quickly fixing your company¡¯s computer system when it crashes. You know that there are three possible sources of errors in the system: the disk drive, the memory and the operating system. From an analysis …
4. ### Computer

Your computer is running very slow. The LED light for the hard drive blinks nearly continually, indicating that the hard drive is spinning even when data is not being saved or read from the hard drive. Based on this scenario, what …
5. ### probability

A computer has 12 hard drives. The probability that an individual hard drive fails within one year is .25. What is the probability that the system will have exactly 4 failures in one year?
6. ### algebra

A computer repair shop has estimated the probability that a computer sent to the shop has a bad modem is 1/8, the probability that the computer has a bad CPU is 1/5, and the probability that it has a bad drive is 1/3. If we assume …
7. ### Statistics

A university has 1,000 computers available for students to use. Each computer has a 250-gigabyte hard drive. The university wants to estimate the space occupied on the hard drives. A random sample of 100 computers showed a mean of …
8. ### psychology

20 You are trying to boot your computer but your computer keeps displaying a message after the POST that says â€œ'invalid specificationâ€. What does the error mean?
9. ### computer Science

20 You are trying to boot your computer but your computer keeps displaying a message after the POST that says â€œ'invalid specificationâ€. What does the error mean?
10. ### computer Science

20 You are trying to boot your computer but your computer keeps displaying a message after the POST that says â€œ'invalid specificationâ€. What does the error mean?

More Similar Questions