The first unit of the sample is selected at random and then each subsequent unit is picked at a fixed from the previous unit selected in the sample. What sampling technique is this?

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Q: sampling

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Q: n. How many different random samples of seven accounts are possible?

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Q: identify the sampling technique used

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Q: number 2: Identify the sampling technique used

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Q: Define sampling unit and give its two examples.

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.