Question

Q7. If 20-30 is the class interval of grouped data, then lower class limit is: *

1 point

a) 50

b) 30

c) 20

d) 10
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Answer 1

Answer:

If 20-30 is the class interval of grouped data, then lower class limit is 20

Answer 2

Answer:

c) 20

Step-by-step explanation:

• Let a - b be the class interval.
• Here, a is the lower class limit and b is the upper class limit.

Now,

Given,

Class Limit = 20 - 30

To find,

Lower Class Limit = 20

Ans: c. 20