Suppose n=327, x=6096.5, Ex=118246.8, y=3195, y= 32199, Exy=60624. Then o and 1 are estimated to be:...
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Suppose n=327, x=6096.5, Ex=118246.8, y=3195, y= 32199, Exy=60624. Then o and 1 are estimated to be: a) 5.87023 and 0.54970 respectively b) 9.01535 and 0.28181 respectively c) 9.19252 and 0.22337 respectively d) 5.4718 and 0.2306 respectively e) 0.26383 and 0.02763 respectively The value of s is: a) 1.695 b) 2.511 c) 2.704 d) 36.30 e) 1.282 Then coefficient of determination R is: a) 0.1971 b) 0.97 c) 0.87 d) 0.76 e) 0.1214 we test Ho: B = 0 against H: B = 0 at x=0.025, then the test statistic and conclusions are: a) 10.12 b) 9.648 c) 12.15 d) reject e) 10.42 f) not reject Calculate the correlation coefficient and determine how the two variables are correlated: a) 0.6355 b) negatively correlated c) 0.3484 d) 0.3348 e) positively correlated f) 0.4959 Suppose n=327, x=6096.5, Ex=118246.8, y=3195, y= 32199, Exy=60624. Then o and 1 are estimated to be: a) 5.87023 and 0.54970 respectively b) 9.01535 and 0.28181 respectively c) 9.19252 and 0.22337 respectively d) 5.4718 and 0.2306 respectively e) 0.26383 and 0.02763 respectively The value of s is: a) 1.695 b) 2.511 c) 2.704 d) 36.30 e) 1.282 Then coefficient of determination R is: a) 0.1971 b) 0.97 c) 0.87 d) 0.76 e) 0.1214 we test Ho: B = 0 against H: B = 0 at x=0.025, then the test statistic and conclusions are: a) 10.12 b) 9.648 c) 12.15 d) reject e) 10.42 f) not reject Calculate the correlation coefficient and determine how the two variables are correlated: a) 0.6355 b) negatively correlated c) 0.3484 d) 0.3348 e) positively correlated f) 0.4959
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