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Ãëàâíàÿ Ñëó÷àéíàÿ ñòðàíèöà Êîíòàêòû | Ìû ïîìîæåì â íàïèñàíèè âàøåé ðàáîòû! | |
Çàäà÷à ¹4 1 ñòðàíèöà
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Ïðîâåñòè èññëåäîâàíèå íåêîòîðîé ãåíåðàëüíîé ñîâîêóïíîñòè, èñïîëüçóÿ âûáîðî÷íûå äàííûå ñîîòâåòñòâóþùåãî âàðèàíòà.
1) Ïî ôîðìóëàì (3.1), (3.2) äàòü òî÷å÷íûå îöåíêè ãåíåðàëüíîìó ñðåäíåìó è äèñïåðñèè.
2) Ïðåäïîëàãàÿ, ÷òî âûáîðêà ñäåëàíà èç íîðìàëüíîé ñîâîêóïíîñòè, ïîñòðîèòü äîâåðèòåëüíûå èíòåðâàëû äëÿ 
è 
, ïðèíÿòü 
(ôîðìóëû (3.5), (3.9)).
3) Ïîñòðîèòü âàðèàöèîííûé ðÿä è ãèñòîãðàììó (øàã 
óêàçàí â âàðèàíòå).
4) Ïðè óðîâíå çíà÷èìîñòè 
=0,001 ïðîâåðèòü ãèïîòåçó î íîðìàëüíîñòè ãåíåðàëüíîé ñîâîêóïíîñòè, èñïîëüçóÿ êðèòåðèé ñîãëàñèÿ Ïèðñîíà (ôîðìóëà (3.11)).
Âàðèàíò 1
Âûáîðêà îáú¸ìà 
, íà÷àëî ïåðâîãî èíòåðâàëà 
, øàã 
.
Âàðèàíò 2
Âûáîðêà îáú¸ìà 
, íà÷àëî ïåðâîãî èíòåðâàëà 
, øàã .
Âàðèàíò 3
Âûáîðêà îáú¸ìà 
, íà÷àëî ïåðâîãî èíòåðâàëà 
, øàã 
.
| –29 | –22 | –16 | –20 | –16 | –18 | –28 | –20 | –32 | –22 | –23 | –26 | –10 | –25 | –25 |
| –29 | –29 | –19 | –12 | –26 | –18 | –20 | –9 | –24 | –20 | –19 | –26 | –23 | –11 | –26 |
| –30 | –23 | –30 | –18 | –20 | –13 | –17 | –24 | –28 | –26 | –21 | –21 | –26 | –24 | –36 |
| –23 | –24 | –25 | –20 | –23 | –17 | –11 | –22 | –19 | –19 | –25 | –29 | –23 | –16 | –25 |
| –15 | –18 | –17 | –19 | –21 | –12 | –24 | –30 | –33 | –22 | –15 | –18 | –26 | –22 | –19 |
| –25 | –23 | –21 | –22 | –22 | –25 | –16 | –25 | –19 | –17 | –30 | –13 | –25 | –19 | –24 |
| –17 | –24 | –16 | –23 | –15 | –22 | –22 | –19 | –20 | –19 | –33 | –14 | –17 | –21 | –16 |
| –24 | –13 | –20 | –19 | –17 | –13 | –27 | –25 | –25 | –19 | –22 | –22 | –22 | –23 | –9 |
| –11 | –22 | –24 | –18 | –19 | –18 | –31 | –16 | –18 | –24 | –14 | –23 | –26 | –25 | –19 |
| –23 | –24 | –21 | –26 | –25 | –18 | –16 | –30 | –16 | –24 | –13 | –14 | –18 | –22 | –22 |
| –28 | –18 | –21 | –27 | –31 | –23 | –23 | –27 | –21 | –21 | –22 | –34 | –24 | –20 | –24 |
| –21 | –32 | –16 | –18 | –15 | –22 | –15 | –15 | –22 | –18 |
Âàðèàíò 4
Âûáîðêà îáú¸ìà 
, íà÷àëî ïåðâîãî èíòåðâàëà 
, øàã 
.
Âàðèàíò 5
Âûáîðêà îáú¸ìà 
, íà÷àëî ïåðâîãî èíòåðâàëà 
, øàã .
| –14 | –1 | –4 | –17 | –22 | ||||||||||
| –9 | –8 | –5 | ||||||||||||
| –21 | –20 | –17 | –21 | –2 | ||||||||||
| –6 | –2 | –1 | ||||||||||||
| –8 | –13 | |||||||||||||
| –1 | –10 | –7 | –5 | –2 | –10 | |||||||||
| –5 | –12 | –2 | –20 | –4 | –2 | |||||||||
| –11 | –7 | –20 | –2 | –12 | –3 | –7 | –9 | |||||||
| –8 | –12 | –22 | –9 | –7 | –9 | |||||||||
| –10 | –8 | –4 | ||||||||||||
| –16 | –8 | –1 | –5 | –5 | ||||||||||
| –2 | –6 | –2 | –3 | |||||||||||
| –16 | –22 | –7 | –4 | –9 | –2 | |||||||||
| –16 | –9 | –8 | –2 | |||||||||||
| –7 | –14 | –5 | ||||||||||||
| –2 |
Âàðèàíò 6
Âûáîðêà îáú¸ìà 
, íà÷àëî ïåðâîãî èíòåðâàëà 
, øàã 
.
Âàðèàíò 7
Âûáîðêà îáú¸ìà 
, íà÷àëî ïåðâîãî èíòåðâàëà 
, øàã 
.
Âàðèàíò 8
Âûáîðêà îáú¸ìà 
, íà÷àëî ïåðâîãî èíòåðâàëà 
, øàã 
.
Âàðèàíò 9
Âûáîðêà îáú¸ìà 
, íà÷àëî ïåðâîãî èíòåðâàëà 
, øàã .
Äàòà ïóáëèêîâàíèÿ: 2015-01-10; Ïðî÷èòàíî: 289 | Íàðóøåíèå àâòîðñêîãî ïðàâà ñòðàíèöû | Ìû ïîìîæåì â íàïèñàíèè âàøåé ðàáîòû!
