Examine the price-change numbers shown in the picture a. Use the formula to calculate the increase in the CPI from March 2007 to March 2008 to two decimal places. Verify that the number shown in the table is correct to a single decimal place. b. The level of the CPI in March 2007 was 205.10. Calculate the CPI for March 2008

ENGR.ECONOMIC ANALYSIS
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Chapter1: Making Economics Decisions
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Examine the price-change numbers shown in the picture

a. Use the formula to calculate the increase in the CPI from March 2007 to March 2008 to two decimal places. Verify that the number shown in the table is correct to a single decimal place.

b. The level of the CPI in March 2007 was 205.10. Calculate the CPI for March 2008

To take a concrete example, the following table shows the
actual price-change and relative-importance data:
Relative
importance, Percentage
December
change
over the
2007
Expenditure
category
(%)
last year
Food and beverages
Housing
Apparel
Transportation
14.9
4.4
42.4
3.0
3.7
-1.4
17.7
8.2
Medical care
6.2
4.6
Recreation
5.6
1.3
Education and
6.1
3.0
communication
Other goods and
3.3
3.2
services
All items
100.0
4.0
Transcribed Image Text:To take a concrete example, the following table shows the actual price-change and relative-importance data: Relative importance, Percentage December change over the 2007 Expenditure category (%) last year Food and beverages Housing Apparel Transportation 14.9 4.4 42.4 3.0 3.7 -1.4 17.7 8.2 Medical care 6.2 4.6 Recreation 5.6 1.3 Education and 6.1 3.0 communication Other goods and 3.3 3.2 services All items 100.0 4.0
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