In the calculation equation [img=235x39]1803b953831b0d6.png[/img] of normal section bearing capacity for axial compressed members, the coefficient 0.9 means ( ). A: the partial coefficient B: the reliability adjustment coefficient C: the combination coefficient D: the empirical coefficient
In the calculation equation [img=235x39]1803b953831b0d6.png[/img] of normal section bearing capacity for axial compressed members, the coefficient 0.9 means ( ). A: the partial coefficient B: the reliability adjustment coefficient C: the combination coefficient D: the empirical coefficient
In regression analysis, if the coefficient of determination is 1.0, then the coefficient of correlation must be 1.0.
In regression analysis, if the coefficient of determination is 1.0, then the coefficient of correlation must be 1.0.
2(marks 3). Which of the following is an incorrect statement. A: The product moment correlation coefficient can be used with non-numeric data. B: The product moment correlation coefficient is the definitive measure of correlation. C: The rank correlation coefficient can be used as an approximation to the product moment coefficient. D: The rank correlation coefficient can be used with non-numeric data .
2(marks 3). Which of the following is an incorrect statement. A: The product moment correlation coefficient can be used with non-numeric data. B: The product moment correlation coefficient is the definitive measure of correlation. C: The rank correlation coefficient can be used as an approximation to the product moment coefficient. D: The rank correlation coefficient can be used with non-numeric data .
下面哪个参数是材质的动力学属性？（） A: ABounce Coefficient B: BStatic Friction C: CSliding Friction D: DFriction Coefficient
下面哪个参数是材质的动力学属性？（） A: ABounce Coefficient B: BStatic Friction C: CSliding Friction D: DFriction Coefficient
Given the self impedance at the fault location and the split coefficient of a certain power source to the fault location, the transfer impedance from the power source to the fault location should be ( ). A: self impedance times the split coefficient B: self impedance dividedby the split coefficient C: uncertain
Given the self impedance at the fault location and the split coefficient of a certain power source to the fault location, the transfer impedance from the power source to the fault location should be ( ). A: self impedance times the split coefficient B: self impedance dividedby the split coefficient C: uncertain
If the coefficient of determination is 0.975, then the slope of the regression line:
If the coefficient of determination is 0.975, then the slope of the regression line:
The Pearson coefficient of correlation r equals 1 when there is/are no:
The Pearson coefficient of correlation r equals 1 when there is/are no:
Pearson’s product moment correlation coefficient 可用来判断：
Pearson’s product moment correlation coefficient 可用来判断：
总传热系数一般考虑保温层和埋地管的放热系数即可The total heat transfer coefficient generally considers the heat transfer coefficient of the insulation layer and buried pipe
总传热系数一般考虑保温层和埋地管的放热系数即可The total heat transfer coefficient generally considers the heat transfer coefficient of the insulation layer and buried pipe
The symbol for the confidence coefficient of a statistical test is A: α. B: 1 - α. C: β. D: 1 - β.
The symbol for the confidence coefficient of a statistical test is A: α. B: 1 - α. C: β. D: 1 - β.