Question
In: Statistics and Probability
for the following question kindlly I need step by step solution to understand similar questions. A...
for the following question kindlly I need step by step
solution to understand similar questions.
A manufacturer of metal pistons finds that on the average, 25%
of the pistons are rejected because they are either oversize or
undersize. If 10 pistons are randomly selected then answer the
following questions:
(a) Calculate the probability that exactly 2 are
rejected?
(b) Calculate the probability that no more than 3
rejected?
(c) Calculate the probability that at least 8 pistons are
rejected?
(d) Calculate the probability that at most 4 pistons are
rejected?
(e) Calculate the expected number of accepted pistons in this
sample.
(f) Calculate the variance of rejected pistons in this
sample.
(g) Calculate the standard deviation of rejected pistons in
this sample.
Solutions
orchestra answered 1 year agoRelated Solutions
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