) State which sampling method used in the following scenarios i. Select the first 19 customers who enter building.  ii. Select 40 students in each district in proportion of how many students are in each district  iii. Randomly select 30 customers by assigning each customer a number, then selecting customers based on which number appears in a random numbers table.

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A:

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A: Introduction: It is required to identify the sampling technique used.

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A:

Q: a) Publish an advertisement inviting students to visit a website and answer questions. OA. This…

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A: Solution  A convience sampling is the technique of drawing the sample when the researcher dram the…

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A:

Q: What is the size of the sample:  What is the size of the population:

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A: See the handwritten solution

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Q: Identify which sampling method is applied for each situation.

A: Given :