A manufacturer of disk drives for notebook computers wants

Assignment Help Basic Statistics

Reference no: EM13634093

A manufacturer of disk drives for notebook computers wants a MTBF of at least 50,000 hours. Recent test results for 15 units were one failure at 10,000 hours, one at 24,000 hours, and two more at 45,000 hours. The remaining units were still running at 60,000 hours.

A) Number of failures per unit-hour =_____failures per hour (round your response to eight decimal places)

B) The mean time between failures (MTBF) is the expected time between a repair and the next failure of a component. MTBF at this time in testing =_______hours

Reference no: EM13634093

Questions Cloud

On each visit the weight of sand you take home measured in : 1 every time you go to a beach for vacation you take home a little sand to keep as a souvenir. over your lifetime you

A jogger runs 100 m due west then changes direction for the : a jogger runs 100 m due west then changes direction for the second leg of the run. at the end of the run she is 175 m

The heat transfer takes place through a boundary : a mixing chamber operated at 300 kpa pressure and is designed to mix a stream of steam with a stream of water. steam at

Calculate the mass of silver chloride agcl and dihydrogen : calculate the mass of silver chloride agcl and dihydrogen monosulfide h2s formed when 85.6 g of silver sulfide ag2s

A manufacturer of disk drives for notebook computers wants : a manufacturer of disk drives for notebook computers wants a mtbf of at least 50000 hours. recent test results for 15

A 1600 kg car is pulling a 375 kg trailer together the car : a 1600 kg car is pulling a 375 kg trailer. together the car and trailer have an acceleration of 2.15 ms2 directly

Protein a has a binding site for glucose with a kd of : protein a has a binding site for glucose with a kd of 10-5m.protein b has a binding site for glucose with a kd of 10-7

Identify the random variable along with the measurement : assume that the median blood cholesterol level for a healthy 30-year-old male is 200 mg100 ml. blood cholesterol

Dtermine a the velocity when x 2mb the position where the : the acceleration of the particle is defined by the relation a 25-3x2 where a is expressed in msec2 and x in meters. the

User Account

All Pages