Construct Consumer Price Index number with the help of the following data :

Construct a composite index number, as a weighted mean from the following data:

Construct Cost of Living Index Number for the year 2018 from the following statistics:

Find the consumer price index number for 1991 on the base of 1990 from the following data, using the method of weighted relatives.

Construct Cost of Living Index on the basis of the following data :

Construct the consumer price index number for 1988 on basis of 1998 from the following data:

Calculate weighted index number for 2001 from the following data:

Construct a less than ogive and a more than ogive from the following data :

Find the consumer price index for 2018 on the basis of 2015 from the following data using a weighted average price relative method.

Find the consumer price index for 2007 on the basis of 2005 from the following data using weighted average of price relative method:

Construct index number from the following data for 1991 and 1992 taking 1990 as base by using the method of simple average of price relatives: