State with resons whether you agree or disagree with the following statements

1. Index numbers measure changes in the price level only.
Ans : I disagree with the above statement
Reasons: –
Index numbers are also used to measure changes in the price level from time to time. 
It enables the government to undertake appropriate anti-inflationary measures.

2.  Index numbers are free from limitations.
Ans: I disagree with the above statement
Reasons: – I disagree with the above statement
Index numbers are generally based on samples. 
We cannot include all the items in the construction of the index numbers. Hence they are not free from sampling errors.

3. Index numbers can be constructed without the base year.
Ans:  I disagree with the above statement
Reasons: –
1. Index numbers can be misused. 
2. They compare a situation in the current year with a situation in the base year.