# Currently, there are 4227 Walmart stores in the United States and another 3210 stores outside of the

## Question:

Currently, there are 4227 Walmart stores in the United States and another 3210 stores outside of the United States.

**a.** Are the numbers of Walmart stores discrete or continuous?

**b.** What is the level of measurement for the numbers of Walmart stores in different years (nominal, ordinal, interval, ratio)

**c.** If a survey is conducted by randomly selecting 10 customers in every Walmart store, what type of sampling is used? (random, systematic, convenience, stratified, cluster)

**d.** If a survey is conducted by randomly selecting 20 Walmart stores and interviewing all of the employees at the selected stores, what type of sampling is used? (random, systematic, convenience, stratified, cluster)

**e.** What is wrong with surveying customer satisfaction by mailing questionnaires to 10,000 randomly selected customers?

## Step by Step Answer:

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