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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?
Four couples, each consisting of one man and one woman, are seated at a circular table. Assuming that each different order is equally likely, find the probability that:
the manager of a computer software company is studying the number of hours too executives spend at their desktop
Find the reliability of the transistor after 4000 hours of operation. What is the mean time to failure? If the repair rate is 0.004/hour, find the availability.
The adjusted R 2 was 53%.19 Carefully analyze these results and try to draw a conclu- sion about the effects of the 1985 French Banking Deregulation Act.
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Give all steps of a test of the hypothesis that the corresponding population proportions are equal.
graduates from a graphic arts course at a community college have a mean starting salary of 32000 with a standard
question a small stock brokerage firm wants to determine the average daily sales in dollars of stocks to their clients.
Describe the number of patients served at the three locations each day. What are the maximum and minimum numbers of patients served at each of the locations?
Airline Travelers often choose which airport to fly from based on flight cost. Cost data (in dollars) for a sample of flights to eight cities from Dayton, Ohio, and Louisville, Kentucky, were collected to help determine which of the two airports was ..
Use the appropriate descriptive statistics from W2: Assignment 2. Assuming that the sample statistics you computed are exactly equivalent to the corresponding population parameters, identify the following
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