Question

In a survey of top executives, it was found that 17% had traveled internationally on business. The probability of one of these executives fluently speaking a foreign language was found to be 10%. The probability that one of these executives neither spoke a foreign language nor had traveled internationally was 0.81. What is the probability that an executive who does not speak a foreign language has traveled internationally? Total 0.17 I S 5 T 0.81 Total 0.10 T =Traveled internationally = Speaks a foreign language 1.00 Numeric Answer:

Answer 1

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fining the fables P(T) +P (T) = 1 = 0e 17+ P (T) = 1. PCT) = 1-0-172 0083 similarly, P(SAT) = 0.83-0081= 0.02 P (SAT) - Ool-0.02=0.08. PLTN 5) = 0.17 -0.08 0.09. P(B) = 0.09 +0.81= 0.90 Substituting the above malees is the table, 3 3. Tolak T 0008 0009 0e17 ti 0.02 0.81 0.83 total 0.10 0.90 lobo a probability that ů given by: has an executive who does not speak a foreign language travelled internationally PC 7/3) = P(TAS) P(S) 0009 こ P(A/B) =P (ANB) 0090 Answers 0.1