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研究所、轉學考(插大)◆統計學
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108年 - 108政大風管系碩士班招考︰統計學#99521
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2.What does a p-value mean? Show your understanding of a p-value. (10%)
其他申論題
二、如下圖所示，請繪出 b 示桁架結構下列影響線：1. A 支承垂直反力，2. D 支承垂直反力，3. E 支承垂直反力，4. F 支承垂直反力，5. BC 桿件 力，6.BG 桿件力。（25 分）
#416047
三、請利用力法(諧和變位法)計算 C 點支承反力，並繪製桿件 BC 的彎矩圖。 下圖各桿件之 EI 均相同。
#416048
四、請利用力矩分配法計算各桿件端點力矩。桿件 EI 值比例標示於下圖。 （25 分）
#416049
1.What are the classical regression assumptions? (20%)
#416050
3.Assume X follows an exponential distribution with a mean. This function can be described as follows:What is the expected value of X given X ＞1? (10%)
#416052
4.Do you agree the following statement: "correlation implies causation"? Please clearly specify your reasons. (10%)
#416053
5.Suppose a data set contains 8 observations as follows 7.26, 7.27, 7.24, 7.29, 7.28, 7.25, 7.23 and 7.32. Please test whether the mean of these observations is equal to 7.25 under a statistical significance level of 0.05. () (10%)
#416054
6. Compare and contrast interval scale and ratio scale. (10%)
#416055
(1) Find t. (10%)
#416056
(2) Find the marginal probability function of Y. (10%)
#416057
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