WorksheetsOnline Academy Of Saroj Sir
Total questions: 15
Worksheet time: 8mins
What is the mean of 1,3,5 and 7 ?
2
3
4
5
The ages of two friends are 13 year and 17 year.What is their average age?
13 year
14 year
15 year
17 year
The marks obtained by 5 friends are 12,14,16,18 and 20.find their average marks.
12
14
16
18
1,2,3,4 and 5 represent which data ?
Natural number
Individual data
Discrete data
continuous data
What is the meaning of frequency ?
data
sum of data
No of repeatation of data
mean
What is the meaning of N in mean formula ?
No.of terms
natural number
number
mean
What is the meaning of N in mean formula ?
No.of terms
natural number
number
mean
What is mean?
mid- value
sum of the data divide by total no of terms
sum of the data
sum of frequency
What is the name of Σ ?
alpha
sigma
egma
phigma
Which symbol use for sum of the data?
Ω
ξ
π
Σ
write the formula to find the mean of individual data.
X/N
Σx/N
x/f
N/Σx
write the formula to find the mean of discrete data.
Σx/N
X/N
Σfx/N
Σf/N
What is the mean of 1,2 and 3 ?
1
2
3
4
What is the mean of the first five natural number ?
1
3
5
7
What is the mean of first five whole numbers ?
0
1
2
3
