58. From a computer tally based on employee records, the Personnel Manager of a large manufacturing firm finds that 15 per cent of the firm's employees are supervisors and 25 per cent of the firm's employees are both supervisor and college graduates. Suppose an empløyees selected at college graduates. he also discovers that 5 per cent of the firm's employees are Le less eraduates. he also discovers that 5 per cent of the firm's employees are heth supervisor and college graduates. Suppose an employees selected at random from the firm's personnel record. Find the (i) Probability of selecting a person who is both a college graduate and a supervisor. (ii) Probability of selecting a person who is neither a supervisor nor a college graduate.
58. From a computer tally based on employee records, the Personnel Manager of a large manufacturing firm finds that 15 per cent of the firm's employees are supervisors and 25 per cent of the firm's employees are both supervisor and college graduates. Suppose an empløyees selected at college graduates. he also discovers that 5 per cent of the firm's employees are Le less eraduates. he also discovers that 5 per cent of the firm's employees are heth supervisor and college graduates. Suppose an employees selected at random from the firm's personnel record. Find the (i) Probability of selecting a person who is both a college graduate and a supervisor. (ii) Probability of selecting a person who is neither a supervisor nor a college graduate.
Chapter9: Sequences, Probability And Counting Theory
Section9.5: Counting Principles
Problem 40SE: A family consisting of 2 parents and 3 children is to pose for a picture with 2 family members in...
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Transcribed Image Text:58. From a computer tally based on employee records, the
Personnel Manager of a large manufacturing firm finds that 15 per cent of the
firm's employees are supervisors and 25 per cent of the firm's employees are
both supervisor and college graduates. Suppose an employees selected at
college graduates. he also discovers that 5 per cent of the firm's employees are
are
sellese graduates. he also discovers that 5 per cent of the firm's employees are
beth supervisor and college graduates. Suppose an employees selected at
random from the firm's personnel record. Find the
(i) Probability of selecting a person who is both a college graduate and a
supervisor.
(ii) Probability of selecting a person who is neither a supervisor nor a
college graduate.
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