BUSINESS STAT.docx - ASSIGNMENT NO#1 DEPARTMENT BBS 2...

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ASSIGNMENT NO #1 DEPARTMENT: BBS# 2 SUBMITTED TO: SIR ADEEL LUQMAN SUBMITTED BY: TAMINA KOUSAR SUBMITTED ON: 17/04/2019
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BUSINESS STATISTIC SMALL SAMPLE AND LARGE SAMPLE DEFINTION OF SMALL SAMPLE The definition of a sample is a small part of something used to represent the whole or to learn something about the whole The sample size is an important feature of any empirical study in which the goal is to make inferences about a population from a sample A choice of small sample sizes, though sometimes necessary, can result in wide confidence intervals or risks of errors in statistical hypothesis testing. EXAMPLE OF SMALL SAMPLE An example of a sample is a small subset of society who is surveyed in order to get an idea of the opinion of society as a whole. The sample size is an important feature of any empirical study in which the goal is to make inferences about a population from a sample. ... experience – A choice of small sample sizes, though sometimes necessary, can result in wide confidence intervals or risks of errors in statistical hypothesis testing. LARGE SAMPLE A sample is defined as a smaller set of data that is chosen and/or selected from a larger population by using a predefined selection method. These elements are known as sample points, sampling units or observations. ... Making an enumeration of the whole population is practically impossible. The sample
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