- 56. The records of 400 examinees are given below : Score Educational Qualification BA B.Sc. Total В. Com. Below 50 90 30 20 60 Between 50 and 60 70 180 10 70 Above 60 30 160 20 60 Total 120 130 150 400 If an examinee is selected from this group of examinees, find (1) The probability that he is a commerce graduate (i) The probability that he is a science graduate given that his score is above 60. (iii) The probability that his score is below 50, given that he is a B.A.
- 56. The records of 400 examinees are given below : Score Educational Qualification BA B.Sc. Total В. Com. Below 50 90 30 20 60 Between 50 and 60 70 180 10 70 Above 60 30 160 20 60 Total 120 130 150 400 If an examinee is selected from this group of examinees, find (1) The probability that he is a commerce graduate (i) The probability that he is a science graduate given that his score is above 60. (iii) The probability that his score is below 50, given that he is a B.A.
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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