A teacher conducted a surprise test of Mathematics, Physics and Chemistry for class XI on Monday.
The mean and standard deviation of marks obtained by 50 students of the class in three subjects are given below:
Q. What is the coefficient of variation of marks obtained by the students in Mathematics?
A teacher conducted a surprise test of Mathematics, Physics and Chemistry for class XI on Monday.
The mean and standard deviation of marks obtained by 50 students of the class in three subjects are given below:
Q. What is the coefficient of variation of marks obtained by the students in Chemistry?
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A teacher conducted a surprise test of Mathematics, Physics and Chemistry for class XI on Monday.
The mean and standard deviation of marks obtained by 50 students of the class in three subjects are given below:
Q. What is the coefficient of variation of marks obtained by the students in Physics?
A teacher conducted a surprise test of Mathematics, Physics and Chemistry for class XI on Monday.
The mean and standard deviation of marks obtained by 50 students of the class in three subjects are given below:
Q. Which of the three subjects shows the highest variability?A teacher conducted a surprise test of Mathematics, Physics and Chemistry for class XI on Monday.
The mean and standard deviation of marks obtained by 50 students of the class in three subjects are given below:
Q. Which of the three subjects shows the lowest variability ?
An analysis of monthly wages paid to workers in two firms A and B, belonging to the same industry, gives the following results:
Q. Amount paid by firm A is:An analysis of monthly wages paid to workers in two firms A and B, belonging to the same industry, gives the following results:
Q. Standard deviation of the distribution of wages for firm B
An analysis of monthly wages paid to workers in two firms A and B, belonging to the same industry, gives the following results:
Q. Coefficient of variation of the distribution of wages for firm A
An analysis of monthly wages paid to workers in two firms A and B, belonging to the same industry, gives the following results:
Q. Amount paid by firm B is
An analysis of monthly wages paid to workers in two firms A and B, belonging to the same industry, gives the following results:
Q. Which firm A or B shows greater variability in individual wages?
75 videos|238 docs|91 tests
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75 videos|238 docs|91 tests
|