The median sales prices for new single family houses for the years 1998-2001 are as follows

Year Price($1000s)

1998 152.5

1999 161.0

2000 169.0

2001 175.2

A. Use 1998 as the base year and develope a price index for new single-family homes over this four-year period.

B. Use 1999 as the base year and develope a price index for new single-family homes over this four-year period.