While computing the mean of the group data, we assume that the freque

1.	While computing the mean of the group data, we assume that the frequencies are (a) evenly distributed over the classes (b) centred at the class marks of the classes (c) centred at the lower limits of the classes (d) centred at the upper limits of the classes
Answer» (b) centred at the class marks of the classes While computing the mean of the group data, we assume that the frequencies are centred at the class marks of the classes.

While computing the mean of the group data, we assume that the frequencies are (a) evenly distributed over the classes (b) centred at the class marks of the classes (c) centred at the lower limits of the classes (d) centred at the upper limits of the classes

Answer»

(b) centred at the class marks of the classes

While computing the mean of the group data, we assume that the frequencies are centred at the class marks of the classes.

Discussion

No Comment Found

Related InterviewSolutions

The average monthly salary of 20 workers in an office is ₹ 45900. If the manager’s salary is added, the average salary becomes ₹ 49200 per month. What’s manager’s monthly salary?
Ten observations 6,14,15,17,x+1,2x-13,30,32,34,34 are written in an ascending order. The median fo the data is 24. find the value of x.
The point scored by a basketball team in a series of matches are as follows 17,2,7,27,25,5,14,17,18,24,25,27,28,48 find the median and mode of the above data .
The mean 11 numbers is 42. if the mean of the frist 6 numbers is 37 and that of the last 6 numbers is 46, find the 6th number.
Find the mediann of the data 61,92,41,57,43,71,58,99,108. fi 58 is replaced by 85, what will be the new median ?
The averageof 11 results is 60. If the average of first six results is 58 and that oflast six is 63, find the 6th result.(a) 66 (b) 55 (c) 64 (d) 68
The mean weight of a class of 36 students is 41kg. If one of the students leaves the class then the mean is decreased by 200g. Find the weight of the student who left.
The mean weight of 25 students of a class is 52kg. If the mean weight of the first 13 students of the class is 48kg and that of the last 13 students is 55kg, find the weight of the 13th student.
The mean weight of 6 boys in a group is 48 kg. the individual weight of five of them are 51kg,45kg,49kg,46kg and 44kg. Find the weight of the sixth boy.
If the ‘less than type’ ogive and ‘more than type’ ogive intersect each other at (20.5, 15.5) then the median of the given data is (a) 5.5 (b) 15.5 (c) 20.5 (d) 36.0

While computing the mean of the group data, we assume that the frequencies are (a) evenly distributed over the classes (b) centred at the class marks of the classes (c) centred at the lower limits of the classes (d) centred at the upper limits of the classes

Discussion

No Comment Found

Related InterviewSolutions

Reply to Comment