1.What is the total frequency?
a.5
b.25
c.35
d.38
2.Which class has the highest frequency?
a.1-5
b.6-10
c.11-15
d.16-20
3. What is the class interval?
a.4
b.5
c.11
d.20
4.What is the upper limit of the 3rd class.
a.5
b.10
c.15
d.20
5.What is the frequency of the Lowest class?
a.5
b.8
c.15
d.11
6.What is the range in the given data?
a.6
b.5
c.4
d.3
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Sol:-1
The total frequency is 35
Sol:-2
The 11-15 class has highest frequency.
Sol:-3
The class interval is 15-11=4+1=5
Sol:-4
The upper limit of third class is 15
Sol:-5
The frequency of the lowest class is 5
Sol:-6
The range in given data is 5.