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G. CHAITHANYA KUMAR, G. MOHAN NAIDU*, B. RAVINDRA REDDY AND I. BHAVANI DEVI
Department of Statistics and Maths, S.V. Agricultural College, Tirupati – 517 502
Cotton is an important cash crop among the major commercial crops grown in Andhra Pradesh. The present study seeks to make a modest attempt to examine the nature and magnitude of the arrivals and price fluctuations in Khammam regulated market of Khammam district of Andhra Pradesh, considering secondary time-series data for the period of 14 years (From April 2000 to March 2014). The analysis of the data showed that seasonal indices of cotton arrivals were minimum during the month of September and maximum in the month of November. The maximum prices were observed during the month of July whereas minimum prices in the month of October. The results revealed that with regard to arrivals, there was a presence of seasonality within a year (p = 1.02E-32) and seasonal pattern did not change over the years (p = 0.8442). While in prices, there was no seasonality within a year (p = 0.7889) as well as between years (p = 0.6953) at five per cent level of significance. The results showed that there was an increasing trend in the arrivals and prices in the market over the years. Definite cycles were not observed in the market during the study period. A positive significant relationship was exhibited between arrivals and prices in the market for the study period.
Correlation, Cyclical, Irregular, Seasonal variations, Trend and two way ANOVA.