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Tuesday 13 November 2012

Random Sampling Exercise

4 cards in the hand are red - 80% of the hand, tho lone(prenominal) 50% of the deck are red cards. Three suits are represented - which represents solo three quarters of the deck. at that place is only 1 face card in the hand - 20% of the hand, but face cards represent 31% of the deck.
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There are 4 number cards - 80% of the hand, yet number cards represent only


The above exercise shows that random sampling may not give a sample which is representative of the race as a whole. Entire groups may be left disclose of the sample by this method. Depending on the heterogeneity of the population, a random sample may produce large errors if generalized to the population as a whole, and if used as a tail for some action, then this may be to the detriment of any groups not adequately sampled. Sampli
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