What was failure rate in terms of percentage of failures

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Reference no: EM131260431

Robert Klassan Manufacturing, a medical equipment manufacturer, subjected 100 heart pacemakers to 5,000 hours of testing. Halfway through the testing, 5 pacemakers failed. What was the failure rate in terms of the following:

a) Percentage of failures?

b) Number of failures per unit-hour?

c) Number of failures per unit-year?

d) If 1,100 people receive pacemaker implants, how many units can we expect to fail during the following year?

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Reference no: EM131260431

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