Pearson Edexcel Level 3 GCE Statistics Advanced PAPER 3: Statistics in Practice. question booklet and mark scheme results 2022

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Pearson Edexcel Level 3 GCE Statistics Advanced PAPER 3: Statistics in Practice. question booklet and mark scheme results 2022 wer ALL questions. Write your answers in the spaces provided. 1 Surveys... of whales were made in the Southern Ocean between 1995 and 2004. Figure 1 shows results from these surveys for the total number of sightings of individuals of three different whale species in the months of January to April. Month January J February F March M April A Total Type of whale Orca C 190 203 89 12 494 Fin whale W 45 133 33 0 211 Long-finned pilot whale L 234 150 240 100 724 Total 469 486 362 112 1429 (Data source: http://ipt.obis.org/nonode/resource?r=whale_survey) Figure 1 J denotes the event ‘sighting of whale was in January’. F denotes the event ‘sighting of whale was in February’. M denotes the event ‘sighting of whale was in March’. A denotes the event ‘sighting of whale was in April’. C denotes the event ‘the whale sighted was an orca’. W denotes the event ‘the whale sighted was a fin whale’. L denotes the event ‘the whale sighted was a long-finned pilot whale’ [Show More]

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