Flashcards
Ch2 Definitions Population and Samples
Cards in this deck (10)
- 1PopulationA collection of individual items
- 2CensusA survey of the whole population
- 3SampleA selection of individuals items from a population
- 4Sample surveyAn investigation of the sample
- 5Sampling unitAn individual member of the population
- 6Sampling frameList of sampling units
- 7BiasAnything that occurs when sampling to stop it from being a fair representation of the population
- 8Simple random sampleEvery possible sample has an equal chance of being selected
- 9StatisticA random variable which is a numerical quantity or function of the sample calculated solely from the observations in a sample and so does not involve any unknown parameters
No greek letters apart from E - 10Sampling distribution of a statisticGives all values of a statistic and the corresponding probabilities
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- A Levels Maths (S2) Flashcards on Ch2 Definitions Population and Samples, created by mepse001 on 10/03/2015.
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