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99年 - 99 國立交通大學管碩士班考試入學試題_運輸科技與管理學系_運管系乙組一般生:統計學#123996
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8. (12分) Let Y = 5 - 3X. Show that the correlation coefficient ρ{X,Y} =
, is equal to -1.0.
其他申論題
5. (12分) Given the infinite population whose distribution is given by List the 16 possible samples of size 2 and use this list to construct the distribution of for random samples of size 2 from the given population.
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6. (12分) A traffic engineer collects data on traffic flow at a busy intersection during the rush hour by recording the number of westbound cars that are waiting for a green light. The observations are made for each light change. Explain why this sampling technique will not lead to a random sample.
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(a) Show thatis an unbiased estimate of the binomial parameter p.
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(b) Show that is not an unbiased estimate of the binomial parameter p.
#527185
1. 請將( A )箭頭所指之英文敘述(全文如下)翻譯為中文。DEVELOPED LOW, 972hPa, 42N 157E, ENE 10 KT, WINDS 30 TO 50KT WITHIN 1100 NM OF LOW NE-SEMICIRCLE AND 900 NM ELSEWHERE.
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2. ( B )箭頭所指的空心英文字母L,發生在台灣的東北方,代表何意思?請問它目前的強度是多少?通常在二月份,這個位置發生的氣旋,很有可能向哪裡發展?一旦開始發展,會有什麼特性?它有一些地方上的暱稱,請舉一例?請說明它會這樣發生的原因?
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3. ( C )箭頭所指的氣象傳真圖之種類,及其說明(全文如下)的意思?ASAS, JMH, 281200 UTC, FEB. 2024, SURFACE ANALYSIS
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4. ( D )箭頭所指不規則的黑色鋸齒形線條框,其所框起的範圍,代表的是何意義?若這黑色線條框,不是鋸齒形線條,而是圓凸形線條,其所框起的範圍,代表的是何意義?氣象圖上,若是用黑點虛線劃出正圓形,並在旁邊註明英文字 New,代表的是何意義?
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5. 請問何謂<寒流 COLD WAVE>?並說明台灣地區寒流的天氣特性?
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(1)
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