Websampling, and this is predominantly a question of sample size. Generalisations from data to wider population depend upon a kind of statistic which tests inferences or hypotheses. For instance, the t-test can be used to test a hypothesis that there is a difference between two populations, based on a sample WebCDC
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WebIn the third week of July, a random sample of… A: given data n = 42x¯=6.88σ=1.92E = 0.2790% ci for μn = ? Q: The following data represent the miles per gallon for a particular make and model car for six… WebSlovin’s formula is used to calculate the sample size necessary to achieve a certain confidence interval when sampling a population. This formula is used when you don’t have enough information about a population’s behavior (or the distribution of a behavior) to otherwise know the appropriate sample size. Slovin’s formula is written as ... homemade hair pack for silky smooth hair
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