there are
Asked by kumarshee | 2nd Feb, 2012, 05:17: PM
Expert Answer:
Probability of choosing defective pen = 4/10 , Probability of choosing normal pen = 6/10
Now , probability that out of 5 pen 2 are dfective is = 5C2 * (4/10)2 * (6/10)3 = 216/625
Answered by | 3rd Feb, 2012, 01:33: PM
Related Videos
Kindly Sign up for a personalised experience
- Ask Study Doubts
- Sample Papers
- Past Year Papers
- Textbook Solutions
Sign Up
Verify mobile number
Enter the OTP sent to your number
Change