Glossary Statistics Pearson Edexcel A level
2025 Key Terms with Correct Answers
randomvvariablev-vCORRECTvANSWERv-
Quantityvthatvtakesvdifferentvvalues,vrandomly,vfromvdifferentvobservations
Statisticv-vCORRECTvANSWERv-
Randomvvariablevwhosevvaluevisvcalculatedvfromvknownvindependentvobservationsvfromvavpopulation
contiunousv-vCORRECTvANSWERv-Ablevtovtakevanyvvaluevwithinvgivenvrange
Discretev-vCORRECTvANSWERv-Onlyvablevtovtakevdistinctvvalues
Populationv-vCORRECTvANSWERv-Collectionvofvindividuals
Samplev-vCORRECTvANSWERv-Selectionvofvindividualsvfromvpopulation
Finitevpopulationv-vCORRECTvANSWERv-Individualsvcanvbevnumbered
Infinitevpopulationv-vCORRECTvANSWERv-Impossiblevtovnumbervindividuals
Countablyvinfinitevpopulationv-vCORRECTvANSWERv-
Potentiallyvinfinitevinvsizevbutvpossiblevtovnumbervindividuals
Samplingvunitv-vCORRECTvANSWERv-Individualvmembervofvpopulation
Samplingvframev-vCORRECTvANSWERv-Listvofvallvsamplingvunitsvinvpopulation
Samplevspacev-vCORRECTvANSWERv-Listvofvallvpossiblevoutcomesvfromvexperiment
Samplingvdistributionv-vCORRECTvANSWERv-Samplevspacevwithvassociatedvprobabities
2025 Key Terms with Correct Answers
randomvvariablev-vCORRECTvANSWERv-
Quantityvthatvtakesvdifferentvvalues,vrandomly,vfromvdifferentvobservations
Statisticv-vCORRECTvANSWERv-
Randomvvariablevwhosevvaluevisvcalculatedvfromvknownvindependentvobservationsvfromvavpopulation
contiunousv-vCORRECTvANSWERv-Ablevtovtakevanyvvaluevwithinvgivenvrange
Discretev-vCORRECTvANSWERv-Onlyvablevtovtakevdistinctvvalues
Populationv-vCORRECTvANSWERv-Collectionvofvindividuals
Samplev-vCORRECTvANSWERv-Selectionvofvindividualsvfromvpopulation
Finitevpopulationv-vCORRECTvANSWERv-Individualsvcanvbevnumbered
Infinitevpopulationv-vCORRECTvANSWERv-Impossiblevtovnumbervindividuals
Countablyvinfinitevpopulationv-vCORRECTvANSWERv-
Potentiallyvinfinitevinvsizevbutvpossiblevtovnumbervindividuals
Samplingvunitv-vCORRECTvANSWERv-Individualvmembervofvpopulation
Samplingvframev-vCORRECTvANSWERv-Listvofvallvsamplingvunitsvinvpopulation
Samplevspacev-vCORRECTvANSWERv-Listvofvallvpossiblevoutcomesvfromvexperiment
Samplingvdistributionv-vCORRECTvANSWERv-Samplevspacevwithvassociatedvprobabities