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Elementary business statistics : the modern approach
Summarizing data - frequency distributions; summarizing data - statistical descriptions; possibilities, probabilities and expectations; some rules of probability; decision analysis; probability distributions; Bayes' theorem and the revision of probabilities; the normal distribution; sampling and sampling distributions; decision making - inferences about means; decision making - inferences about standard deviations; decision making - inferences about proportions; decision making - analysis of variance; decision making - nonparametric tests; decision making - linear regression; decision making - correlation; quality control; index numbers; time-series analysis; planning business research.
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