A university has 1000 computers available for students to, Ask an Expert

Statistics

A university has 1000 computers available for students to use. Each computer has an 850-gigabyte hard drive. The university wants to estimate the space occupied on the hard drives. A random sample of 51 computers showed a mean of 623 gigabytes used with a standard deviation of 76 gigabytes. a. The University was told that computers should have at least 25% of the hard drive space free - more than 637 gigabytes. What is the likelihood that they have, on average, more than 637 GB of space free?

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M91017549

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

You randomly sample 50 theaters in the united states you

You randomly sample 50 theaters in the United States. You ask those theaters how much they charge for a large popcorn, and you get a sample mean of $6. Then, you make confidence interval using this data with the lower li ...

Stocks a b and c have expected returns of 12 percent 12

Stocks A, B, and C have expected returns of 12 percent, 12 percent, and 10 percent, respectively, while their standard deviations are 42 percent, 30 percent, and 30 percent, respectively. If you were considering the purc ...

Bond x1 is a premium bond with a 12 coupon bond x2 is a 6

Bond X1 is a premium bond with a 12% coupon. Bond X2 is a 6% coupon bond currently selling at a discount. Both bonds make annual payments, have a YTM of 8%, and have seven years to maturity. (Round off all answers to 2 d ...

A random sample of 87 eighth grade students scores on a

A random sample of 87 eighth grade? students' scores on a national mathematics assessment test has a mean score of 278. This test result prompts a state school administrator to declare that the mean score for the? state' ...

For a recent evening at a small old-fashioned movie theater

For a recent evening at a small, old-fashioned movie theater, 25% of the moviegoers were female and 75% were male. There were two movies playing that evening. One was a romantic comedy, and the other was a World War II f ...

A comitttee of 3 persons is selected at random from a group

A comitttee of 3 persons is selected at random from a group of 5 mathematicians and 8 physicists. What is the probability that one is a mathematician

The mean of a population of raw scores is 50 ox18 what is

The mean of a population of raw scores is 50 (ox=18). What is the probability of randomly selecting a sample of 40 score having a mean above 46?

There are twenty stores for a grocery chain in the

There are twenty stores for a grocery chain in the Mid-Atlantic region. The regional executive wants to visit five of the twenty stores. She asks her assistant to choose five stores and arrange the visit schedule. (Pleas ...

Marys parents decided to buy a new house for their

Mary's parents decided to buy a new house for their retirement. They are looking at $200,000 lake house. Since their credit history is excellent, they can get approved for 3.6% annual interest on 30-year mortgage. In the ...

Iformatics and financial applicationsbackgroundthe

Informatics and Financial Applications Background The assignment of a payroll calculator demonstrates Excels ability to automate and present financial calculation information clearly. The ability to build and professiona ...

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Statistics and Probability Expert