In a large restaurant an average 70% customers ask for water with their meal. A random sample of 10 customers is selected. Find the probability that, (a) exactly 5 ask for water with their meal (b) at most 7 ask for water with their mea
In a large restaurant an average 70% customers ask for water with their meal. A random sample of 10 customers is selected. Find the probability that, (a) exactly 5 ask for water with their meal (b) at most 7 ask for water with their mea
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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In a large restaurant an average 70% customers ask for water with their meal. A random sample of 10 customers is selected. Find the probability that,
(a) exactly 5 ask for water with their meal
(b) at most 7 ask for water with their meal.
(c) at least 9 ask for water with their meal.
(d) Find the mean and the standard deviation.
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