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1、上機練習(xí)一上機時間：2012年09月28日學(xué)號200930980106姓名何斌年級專業(yè)10統(tǒng)計1班問題h以下數(shù)據(jù)是1975-1980年某火山每月釋放的C02數(shù)據(jù)：330.45330.97331.64332.87333.61333.55331.90330.05328.58328.31329.41330.63331.63332.46333.36334.45334.82334.32333.05330.87329.24328.87330.18331.50332.81333.23334.55335.82336.44335.99334.6533
2、2.41331.32330.73332.05333.53334.66335.07336.33337.39337.65337.57336.25334.39332.44332.25333.59334.76335.89336.44337.63338.54339.06338.95337.41335.71333.68333.69335.05336.53337.81338.16339.88340.57341.19340.87339.25337.19335.49336.63337.74338.36(1)繪制該序列時序圖，并判斷該序列是否平穩(wěn)。(2
3、)繪制該樣本自相關(guān)圖，并解釋該圖形。SAS程序代碼如下：dataco2;inputnum@@;time=intnx(’month▼01janl975▼d,_n_-l);formattimemonyy.;cards;330.45330.97331.64332.87333.61333.55331.90330.05328.58328.31329.41330.63331.63332.46333.36334.45334.82334.32333.05330.87329.24328.87330.18331.50332.81333.23334.55
4、335.82336.44335.99334.65332.41331.32330.73332.05333.53334.66335.07336.33337.39337.65337.57336.25334.39332.44332.25333.59334.76335.89336.44337.63338.54339.06338.95337.41335.71333.68333.69335.05336.53337.81338.16339.88340.57341.19340.87339.25337.19335.49336.63337.74338.3
5、6procgplotdata=co2;plotnum*time;symboli=joinv=starcv=redci=green;procarimadata=co2;identifyvar=numnlag=24;run;得到該序列的吋序圖如下:結(jié)果分析：該序列有周期波動且有單調(diào)上升趨勢，故初步判斷該序列為非平穩(wěn)序列。得到該樣本自相關(guān)圖如下:sno1taXerrocotAurr0con1A986754321*o1*2345678911StdError012345678901234567890123411*11*111111122ot2
6、29.9327521.000009.0140500.907517.1686040.7217150907160.512523.4747000.3498224523610.246902.0172850.203092.0879440.210212.6251080.264293.6188210.364334.8145710.4847258063060.5845659793080.6019851492640.518413.6608440.368562.0532200.2067108083340.081380.0134550.00135-032
7、2607-.03248-0.269167-.027100.1116040.011240.8219160.0827516896320.170112.4156310.2432025082480.25252木木本本木氺本本木氺本本木氺本水木木木本木木本本木木本本木木本本木木本本木木本木本本木木本本木木本本木木木木本本木木本本木木?本本本木木本氺木本本本*本本本木木?水水本本本木木木本水木木本?本本本本木本本本木，木木本本木木本本木木本本氺*本本木木本本木木本本**********木木本本木木本木木本本水木h?本木木木本水本本本木?木本本木
8、markstwostandarderrors00.1178510.1917440.2263500.2419320.2488580.2522370.2544980.2568980.2606470.2676270.2795540.2960
