(a) 'A' speaks truth in 60 per cent cases and 'B' in 70 per cent cases. In what percent- age of cases are they likely to contradict each other in stating the same fact ? (b) Three groups of workers contain 3 men and 1 woman, 2 men and 2 women, and 1 man and 3 women respectively. One worker is selected at random from each group. What is the probability that the group selected consists of I man and 2 women?

(a) 'A' speaks truth in 60 per cent cases and 'B' in 70 per cent cases. In what percent- age of cases are they likely to contradict each other in stating the same fact ? (b) Three groups of workers contain 3 men and 1 woman, 2 men and 2 women, and 1 man and 3 women respectively. One worker is selected at random from each group. What is the probability that the group selected consists of I man and 2 women?

College Algebra

1st Edition

ISBN:9781938168383

Author:Jay Abramson

Publisher:Jay Abramson

Chapter9: Sequences, Probability And Counting Theory

Section9.7: Probability

Problem 5SE: The union of two sets is defined as a set of elements that are present in at least one of the sets....

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