How do I solve for Y=x-4 4x+y=26 (X,Y)
2 answers:
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Answer:
0.0021
Step-by-step explanation:
Given:
Probability of ordering a nonalcoholic beverage is,
Number of samples are
Now, the complement of event 'N' is not ordering a nonalcoholic beverage.
Therefore,
Now, for a sample of '10' customers, the probability of not ordering a non alcoholic beverage is product of their individual probabilities as all these events are independent events.
Therefore, probability that none of the 10 will order a nonalcoholic beverage is given as:
A Laplace expansion along the first row gives
