6. A teacher wants to change the seating arrangement in the
class in order to improve the no. of comments given by the
students in the class. She 1st decides to change the seating
arrangement of the students in the class. The no. of
comments made by 8 students during a period are given below:
Serials A.A R.F G.H D.C
A.F C.M S.S C.G
No. of comments 0 5 2 22
2 3 4 1
What should be the method adopted by her to get the accurate
results.
Answer Posted / piyush
Ans.- (a) Throw out the 22, add up the other 7 no.s and
divide by 7
(b) Throw out the 0, add up the other 7 no.s and
divide by 7
© Add the 8 no.s and divide by 8.
(d) None of these.
| Is This Answer Correct ? | 25 Yes | 11 No |
Post New Answer View All Answers
A boy has Rs 2. He wins or loses Re 1 at a time If he wins he gets Re 1 and if he loses the game he loses Re 1. He can loose only 5 times. He is out of the game if he earns Rs 5. Find the number of ways in which this is possible?
if 2 miles of fence enclose a square plot of 160 acres,how large a square will 4 miles of fence
the program requires 4000(n)1/2 [ie square root of n].if size of program was increased by 1% then calculate the percentage change in size of program.
The average of x and y is 6.5. if z=4,what is the average of x,y,z.
Sky Heaven is a 16 stored building with 12000 sq. feet on each floor. Zintac International rents 7 floors and Zobia International rents 4 floors. What is the number of sq. feet of unrented floor space?
sir i need rrb secunderabad goodsguard previous exam papers
A man drives at a speed of 40 miles/hr. His wife left 30 mins. late with 50 miles/hr speed. when will they meet ?
If g (0)=g (1)=1 And: g (n)= g (n-1) + g (n –2) find g (6);
in a mixture, R is 2 parts, S is 1 part. in order to make S to 25% of the mixture, howmuch R is to be added
There are 3 societies a,b,c. a lent tractors to b and c as many as they had. After some time b gave as many tractors to a and c as many as they have. After sometime c did the same thing. At the end of this transaction each one of them had 24. Find the tractors each originally had.
All people use a bus paid equalty. 40 seats in the bus.Bus charge is Rs. 70.37. How many seats we left unfilled?
The size of a program is N. And the memory occupied by the program is given by M = square root of 100N. If the size of the program is increased by 1% then how much memory now occupied?
15 men take 21 days of 8 hrs. each to do a piece of work. How many days of 6 hrs. each would it take for 21 women if 3 women do as much work as 2 men?
Person who decided to go to weekend trip should not exceed 8 hrs driving in a day. Average speed of forward journey is 40 miles/hour . Due to traffic in sundays ,in return journey average speed is 30mph . How far he can select a picnic spot ?
A person was fined for exceeding the speed limit by 10 mph.Another person was also fined for exceeding the same speed limit by twice the same. If the second person was travelling at a speed of 35 mph. find the speed limit