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When a machine is properly calibrated, 0.5% of its output is defective, but when it is out of adjustment, 6% of the output is defective. The technician in charge of calibration can successfully calibrate the machine in 90% of his attempts. The technician has just made an attempt to calibrate the machine.
a. What is the probability that the machine is in adjustment?
b. The first unit produced after the calibration effort is found to be defective. Given this information, what is the probability that the machine is in adjustment?
The Normal distribution with mean μ= 25.0 and standard deviation σ=6.4 is a good description of the total score on the Medical College Admission Test (MCAT). This is a continuous probability model for the score of a randomly chosen student. Call t..
Calculate the expected revenue from a first-price auction as a function of the reserve price.
You obtain an internship working in the fraud division of the District Attorney' office. One of the investigators believes that there is a tendency for those writing fraudulent checks to begin them with the number 5.
the life of a semiconductor laser at a constant power is normally distributed with a mean of 7000 hours and a standard
The statistical analysis predicted that there would be 104 foxes. Calculate the residual for that data point.
what is the numeric value of z in the following equation p-z lt z lt z
If a random sample of 40 customers is taken, what is the probability that the sample average expenditure per customer for this sample will be 87.00 or more?
it has been stated that 62 of americans drink beer wine or hard liquor at least occasionally. a study was later
United Airlines established a discount airline named Ted. The managers were interested in determining how flyers using Ted rate the airline service. They plan to question a random sample of flyers from the November 12 flights between Denver and Fo..
In a survey of 635 males ages 18-64,399 say they have gone to the dentist in the past year.Construct 90% and 95% confidence intervals for the population proportion.
The mean weight of a breed of yearling cattle is 1104 pounds. Suppose that weights of all such animals can be described by a Normal model with a standard deviation of 58 pounds. What weight would be considered unusually low for such an animal?
chebyshevs inequality for regular worker the preparation time for daily work needs 35 minutesday and with standard
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