(b) Laura works in a factory, checking to see
if a component the factory makes is faulty
or...
Mathematics, 28.09.2021 18:30 medellincolombia99
(b) Laura works in a factory, checking to see
if a component the factory makes is faulty
or not. The probability that any one
1
component is faulty is She checks
20
three components in a row.
(0) Draw a tree diagram to show all the
possible outcomes.
Calculate the probability that:
(ii) The first component only is faulty
(iii) No component is faulty
(iv) At least one component is faulty
Laura checks 10,000 components in a
week. How many of these would you
expect not to have a fault?
Answers: 3
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