(二)Guanine

(三)Cytosine

(四)Thymine

(五)Uracil

(1) \( \beta_{1} \) 的估計滿足一致性(consistency)指的是什麼？(\( 10\% \))

(2) 不滿足這個特性對 \( \beta_{1} \) 的估計有何影響？(\( 10\% \))

(1) 這個發現對行銷人員有什麼意涵？(20%)

(2) 如果行銷人員想要得到更具體的結果，您認為接下來該進行什麼分析？(10%)

Part II1. A group of 6 friends are exchanging Christmas gifts. In how many ways can they exchange gifts so that no one receives their own gift? (15%)

2. Given that the lifetime of a particular device follows an exponential distribution with a mean of \( x \) hours, find the expected lifetime of the device, given that it has lasted at least \( Y \) hours. (15%)

3. A rare medical condition affects only 1 in 50,000 people in a specific population. A sophisticated diagnostic test for this condition has the following characteristics:●If a person has the disease, the test is \( 99.5\% \) accurate in detecting it (sensitivity).●If a person does not have the disease, the test has a \( 1.5\% \) false positive rate.●Two independent tests are performed on the same patient.What is the probability (%) that a person actually has the disease, given that they tested positive on the first test and also tested positive on the second test? (20%)(Note: You are asked to answer in percentages, counted to two decimal places.)

115年 - 115 中央警察大學_碩士班入學考試試題_鑑識科學研究所：自然科學#139921

114年 - 114 中央警察大學_碩士班入學考試試題_鑑識科學研究所：自然科學#146906

110年 - [非官方正解]110 國立清華大學_碩士班考試入學試題_數理教育研究所/甲組(科學教育組)：自然科學概論#123560