Index Numbers and Moving Averages

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  • Q1

    If the base and current prices are x and y respectively with their given weights w, then write the expression for weighted average of price relatives.

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    Answer:

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  • Q2

    What are the seasonal variations?

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    Answer:

    Seasonal variations are those changes in the price or value of the commodity which happens according to the season. Some examples are sales of home appliances are more in festival seasons than at other times and sales of coffee and tea are more in the winter seasons.

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  • Q3

    Find the index number of the data given below.

    YearWeights

    0.33

    0.25

    0.2

    1995

    3

    4

    5

    2010

    6

    8

    10

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    Answer:

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  • Q4

    If the price of 10 washing machines was INR 120000 in 2000 and 180000 in 2010, then find the price relative?

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    Answer:

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  • Q5

    Using the simple aggregative method find the price index number of the current year? Given that sum of current prices of commodities is 6200 and in base year it was 4800.

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    Answer:

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