What is a sample? Name the two cross-sectional approaches used to obtain a sample. How many people would you need to sample in a population of 500,000 to arrive at a five percent margin of error?
What will be an ideal response?
• A sample is a selected group or targeted group of the total population whose views you are seeking.
• Two cross-sectional approaches used to obtain a sample are the more formal, random, and less formal, nonrandom.
• You would need just 383 people in a population of 100,000 to 500,000 to arrive at a five percent margin of error.
Business
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