For the action. Financial Group has worked together in a random sample of 100 questions were completed by one person into a query. Another example is the question in case samples are not thought out. We split the time to query students within the triam Udom suksa school nomklao in the morning, During the midday, and during after school and ask for the person shopping malls we would choose to go to weekend Saturday Sunday. We will find the people it was much more than an ordinary day?
.After that, we can collect opinions from all the samples, then we would be reviewed by a percentage. Which is easier to rank all of the ideas. These knowledge that can be utilized.
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