Question

In a hospital 60% of the patients are married. What’s the probability that a sample of one word with 8 patient, had 3 were married

Answer 1

Answer on Question #71847 – Math – Statistics and Probability

Question

In a hospital 60% of the patients are married. What's the probability that a sample of one word with 8 patient, had 3 were married

Solution

Probability of a patient being married is 0.6

$$P(3 \text{ patients being married in a ward of } 8) = {}^8C_3*(0.6)^3*(0.4)^5$$ $$\begin{array}{l} = 56 * 0.216 * 0.01024 \\ = 0.1238 \\ \end{array}$$

Answer: 0.1238.

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