Additional Mathematics Project Work 2013

2604 Words Jun 29th, 2013 11 Pages

First and foremost, I would like to thank my Additional Mathematics teacher, Puan Siti Rafida Bt. Md Rejab as she gives us important guidance and commitment during this project work. She has been a very supportive figure throughout the whole project. I also would like to give thanks to all my friends for helping me and always supporting me while completing this project work. They have done a great job at surveying various shops and sharing information with other people including me. Without them this project would never have had its conclusion. For their strong support, I would like to express my gratitude to my beloved parents Kamruldzaman b. Said and Mazlina bt. Muhammad for supplying
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Index numbers are statistical measures designed to show changes in a variable or group of related variables with respect to time, geographic location or other characteristics such as income, profession, etc. A collection of index numbers for different years, locations, etc., is sometimes called an index series. A simple index number is a number that measures a relative change in a single variable with respect to a base. A composite index number is a number that measures an average relative changes in a group of relative variables with respect to a base.

Arthur L. Bowley : The founding father of modern statistics
Arthur L. Bowley : The founding father of modern statistics

(a) Describe in brief (i) Price Index
* An index number expressing the level of a group of commodity prices relative to the level of the prices of the same commodities during an arbitrarily chosen base period and used to indicate changes in the level of prices from one period to another.

(ii) Weightage

Answer: * The assignment of a quota (as of members of a legislature) to a particular segment of the population as a special favor or concession in a proportion above that allowable on a strictly numerical basis.

(iii) Composite index

Answer: * A grouping of equities, indexes or other factors combined in a standardized way, providing a useful statistical measure of overall market or sector performance

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