Forecasting the Yield and the Price of Cotton |
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Common terms and phrases
acre of cotton actual series actual yield-ratios Alabama arbitrary origin arbitrary quantity arithmetical mean average spots Bureau of Statistics bushels cent chapter coefficient of correlation computing correspondents Cotton Belt cotton crop cotton lint Crop-Reporting Board crop-reporting service degree of accuracy demand curve demand for cotton Department of Agriculture economic equation error estimates Figure fluctuations of average fore forecasting formula forecasting the yield Georgia given growing crop HENRY LUDWELL MOORE law of demand mean value method of correlation method of forecasting month multiple correlation normal official forecasts official formula official method percentage change preceding predicted yield-ratio price of cotton probable yield production Professor progressive average rainfall-ratio ratio relation representative scatter diagram South Carolina spot values square deviation standard deviation straight line Table Texas theoretical tion trend variables weather x₁ yield of cotton yield per acre yield-ratios of cotton York futures στ
Popular passages
Page 166 - I often say that when you can measure what you are speaking about and express it in numbers you know something about it; but when you cannot measure it, when you cannot express it in numbers, your knowledge is of a meagre and unsatisfactory kind...
Page 40 - ... in working units; and the figure at the bottom of the cell is x'y' weighted according to the number of observations in the cell. The heavy lines that pass from the top to the bottom, and from the left to the right of the correlation table divide the latter into four large divisions.
Page 47 - There shall be at the seat of Government a Department of Agriculture, the general design and duties of which shall be to acquire and to diffuse among the people of the United States useful information on subjects connected with agriculture in the most general and comprehensive sense of that word, and to procure, propagate, and distribute among the people new and valuable seeds and plants.
Page 48 - Agriculture to acquire and preserve in his Department all information concerning agriculture which he can obtain by means of books and correspondence, and by practical and scientific experiments (accurate records of which experiments shall be kept in his office,) by the collection of statistics, and by any other appropriate means within his power; to collect, as he may be able, new and valuable seeds and plants...
Page 21 - TT is the ratio of the circumference of a circle to its diameter and is equal to 3.1416, and e is the base of Naperian logarithms and has the value 2.7183.
Page 143 - The greater the amount to- be sold, the smaller must be the Law Of DC. price at which it is offered in order that it may mand. find purchasers ; or, in other words, the amount demanded increases with a fall in price, and diminishes with a rise in price.
Page 50 - Secretary, and the reports, with seals unbroken, are immediately placed in the safe in the Secretary's office, where they remain sealed until the morning of the day on which the reports are issued, when they are delivered to the Statistician by the Secretary or the Assistant Secretary. The combination for opening the safe in which such documents are kept is known only to the Secretary and the Assistant Secretary of Agriculture.
Page 52 - Company, who have branch offices in the Department of Agriculture, for transmission to the exchanges and to the press. These companies have reserved their lines at the designated time, and forward immediately the figures of most interest. A mimeograph or multigraph statement, also containing such estimates of condition or actual production, together with the corresponding estimates of former years for comparative purposes, is prepared and sent immediately to exchanges, newspaper publications and...
Page 48 - That it shall be the duty of the commissioner of agriculture to acquire and preserve in his department all information concerning agriculture which he can obtain by means of books and correspondence and by practical and scientific experiments (accurate records of which experiments shall be kept in his office), by the collection of statistics and by any other appropriate means within his power...
Page 49 - With regard to cotton, all the information secured from the foregoing sources is supplemented by that furnished by special cotton correspondents, embracing a large number of persons intimately concerned in the cotton industry, and, in addition, inquiries in relation to acreage and yield per acre of cotton are addressed to the list of cotton ginners through the courtesy of the Bureau of the Census.