The records of 400 examinees are given below : Educational qualifications Scores В.А. B.Sc. B.Com. Total Below 50 90 30 60 180 Between 50 and 60 20 70 70 160 Above 60 10 30 20 60 Total 120 130 150 If an examinee is selected from this group of examinees, find () the probability that he is a commerce graduate, Gn the probability that he is a science graduate, given that his score is above 60, Ci) the probability that his score is below 50, given that he is a B.A. 400

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
icon
Related questions
Question
The records of 400 examinees are given below :
Educational qualifications
Scores
В.А.
B.Sc.
B.Com.
Total
Below 50
90
30
60
180
Between 50 and 60
20
70
70
160
Above 60
10
30
20
60
Total
If an examinee is selected from this group of examinees, find
() the probability that he is a commerce graduate,
i) the probability that he is a science graduate, given that his score is above 60,
Cii) the probability that his score is below 50, given that he is a B.A.
120
130
150
400
Transcribed Image Text:The records of 400 examinees are given below : Educational qualifications Scores В.А. B.Sc. B.Com. Total Below 50 90 30 60 180 Between 50 and 60 20 70 70 160 Above 60 10 30 20 60 Total If an examinee is selected from this group of examinees, find () the probability that he is a commerce graduate, i) the probability that he is a science graduate, given that his score is above 60, Cii) the probability that his score is below 50, given that he is a B.A. 120 130 150 400
Expert Solution
steps

Step by step

Solved in 4 steps

Blurred answer
Similar questions
Recommended textbooks for you
MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
Statistics for The Behavioral Sciences (MindTap C…
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
The Basic Practice of Statistics
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
Introduction to the Practice of Statistics
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman