posted by .

60% of candidates who took an examination passed .if 10 of the candidates are selected at random find correct to 3 significant figures the probability that exactly 4 passed

  • Math -

    If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events.

    (.6)^4 * (.4)^6 = ?

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Statistics Help

    Six candidates for a new position of vice-president for academic affairs have been selected. Three of the candidates are female. The candidates’ years of experience are as follows. Candidate Experience Female 1 Female 2 Female 3 …
  2. mathematics

    1. In an examination conducted for 80 candidates, those who passed in mathematics were 17 more than those who passed science and 9 failed both subjects.14 candidates passed both subjects. I. Draw a venn diagram to illustrate this information …
  3. math

    In a recent civil service examination, 1/8 of the candidates failed the first part of the test.Of those eligible to take the second part of the competive examination, 2/7 successfully passed.What part of the original candidates were …
  4. Math

    In an examination, 1/5 of the candidates failed. It is known that 240 candidates passed. How many candidates took the examination
  5. Maths

    In an aptitude test, 45% of candidates failed. If there were two more candidates who passed the test than those who failed, calculate the number of candidates who passed the test.
  6. math

    In an examination 80% candidates passed in English and 85% candidates passed in Mathematics. If 73% candidates passed in both these subjects, then what per cent of candidates failed in both the subjects?
  7. Math

    In examination, 60 % of candidates failed, the number of candidates who passed was 500. Find the number that failed.
  8. Math

    In examination, 60 % of candidates failed, the number of candidates who passed was 500. Find the number that failed. Solution :60 /100*500 =300
  9. Business mathematics

    In an examination of certain number of candidates 18 passed mathematics, 17 passed physics, 11 passed both mathematics and physics, 1 failed both subjects. Find the number of candidates that passed. i. Mathematics only. ii. Physics …
  10. Further maths

    In an examination 31 candidate passed Chemistry,29 passed Physics 3 failed both subjects.lf 50 candidates sat for the examination how many of them passed Chemistry only.

More Similar Questions