ECO253 Email: bbcnoun@gmail.com Whatsapp: 08131667008 ANOVA is another name for Answer: f-test For PearsonVs correlation coefficient is based on pairs of measurement (x,y) and the data is entered in 2 columns, each pair in a row. Answer: 2 If Total Sum of Squares (TSS) is 151.8096 and Between Sample Sum of Squares (BSSS) is 4.1048, calculate Within Sample (Error) Sum of Square (WSSS) Answer: 8.04 The term is interpreted in accordance with the principle of least squares which involves minimising the sum of the squares of the residuals or the errors of the estimates Answer: best fit Non-parametric models differ from parametric models in that the model structure is not specified but is instead determined from data Answer: a priori Prices of shares of a company on the different days in a month were found to be:44.6, 43.5, 42.4, 41.3, 40.2, 39.1, 38, 36.9, 35.8, 34.7 and 33.6 . What is the mean price of the price of the shares in the month? Answer: 39.1 Calculate Within Sample (Error) Sum of Square (W.S.S.S) if T.S.S. is 231.7076 and B.S.S. is 12.9076 Answer: 218.8 Correlation coefficients have a value between Answer: -1 and +1 Which of the following is NOT a method of studying correlation? Answer: karl marxâ€~s coefficient of correlation. Email: bbcnoun@gmail.com Whatsapp: 08131667008