V jedálni
V školskej jedálni ZŠ urobili prieskum medzi žiakmi, ktoré jedlo im najviac chutí.
Výsledky vyjadruje prvotná tabuľka:
Určte, čo je:
štatistický súbor,
štatistickú jednotku a štat znak,
rozsah súboru,
vytvorte tabuľku rozdelenia početnosti a zostrojte kruhový diagram
Odpovedzte: Koľko percent žiakov obľubuje sladké jedlo?
Výsledky vyjadruje prvotná tabuľka:
| Palacinky | 102 |
| Vyprážaný syr | 81 |
| Špagety | 18 |
| Dukátové buchtičky | 42 |
| Kura s ryžou | 30 |
Určte, čo je:
štatistický súbor,
štatistickú jednotku a štat znak,
rozsah súboru,
vytvorte tabuľku rozdelenia početnosti a zostrojte kruhový diagram
Odpovedzte: Koľko percent žiakov obľubuje sladké jedlo?
Correct answer:
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