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Sia ? 6 years, 5 months ago
Scope and importance of Statistics:
1. Statistics and planning: Statistics is indispensable into planning in the modern age which is termed as “the age of planning”. Almost all over the world the govt. are re-storing to planning for economic development.
2. Statistics and economics: Statistical data and techniques of statistical analysis are immensely useful in solving economic problem such as determination of wages and price, time series analysis, demand analysis.
3. Statistics and business: Statistics is an responsible tool of production control. Business executive are relying more and more on statistical techniques for studying the much and desire of the valued customers.
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Understanding of change in the magnitude of the problem overtime
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Since {tex}(3k-2), (4k-6)\ and \ (k+2){/tex} are in AP, we have
{tex}(4k-6)-(3k-2)=(k+2)-(4k-6){/tex}
{tex}\Rightarrow{/tex} {tex}4k - 6 - 3k + 2 = k + 2 - 4k + 6{/tex}
{tex}\Rightarrow{/tex} {tex}k - 4 = -3k + 8{/tex}
{tex}\Rightarrow{/tex} 4k = 12
{tex}\Rightarrow{/tex} k = 3.
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Sia ? 6 years, 5 months ago
(a) Theory of special creation- According to this theory the almighty god created life.
(b) Theory of spontaneous generation- According to this theory, life originated from non-living materials by the process of a biogenesis wring mud, decomposing matter, sun, air and water, etc.
(c) Cosmozoic theory- It states that life came to Earth from some heavenly bodies in the form of spores or seeds.
(d) Biogenesis- This theory states that life originated from pre-existing life.
(e) Modern theory of origin of life- According to this, complex organic molecules were formed from simple inorganic molecules only in suitable condition.
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