Statistics for Economics and Business Tutorial 4

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  • 7/28/2019 Statistics for Economics and Business Tutorial 4

    1/1

    Statistics for Economics and Business Tutorial

    Lecturer: Dewi Ratna Sjari

    Tutor: Venty | [email protected]

    Date: Sept, 25 2013

    1. Fruit prices and the amounts consumed for 2005 and 2010 are below. Use 2000 as thebase.

    Fruits 2005 2010

    Price ($) Quantity Price ($) Quantity

    Bananas 0.23 100 0.35 120

    Grapefruit 0.29 50 0.27 55

    Apples 0.35 85 0.35 85

    Strawberries 1.02 8 1.40 10

    Oranges 0.89 6 0.99 8

    a. Determine Laspeyres price index.b. Determine the Paasche price indexc. Determine Fishers ideal index.

    2. The average hourly earnings of production workers for September of selected years aregiven below.

    a. Using 2000 as the base period and 100 as the base value, determine the indexes forthe other years.

    b. Use the average of 2000, 2005 and 2008 as the base and determine indexes for theother years.

    Year Average Hourly Earnings

    2000 $11.47

    2005 $13.73

    2008 $15.19

    2010 $15.88

    2011 $16.40