The world is littered with statistics, and the average person is bombarded with five statistics a day1. Statistics can be misleading and sometimes deliberately distorting. There are three kinds of commonly recognised untruths:
"Lies, damn lies and statistics."
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an approach to sampling that has the characteristics of being randomly selected and the use of probability theory to evaluate sample results. Whereas non-statistical sampling is therefore any sampling approach that does not have both of the characteristicss of statistical sampling. I hope this will help....
A pie chart is never, ever, appropriate for statistical tests. It can be a useful way of illustrating results but it has no usefulness in testing.
Statistical: must have random sampling, allows you to generalize to the population from which you randomly selected. Practical: do the results hold for similar individuals? allows you to generalize to similar individuals
A statistical organisation does comparing probability.A statistical organisation does comparing probability.A statistical organisation does comparing probability.A statistical organisation does comparing probability.
Defining the problem 2.gathering relevant information 3. presenting/organizing data 4.analyzing data 5. interpreting results