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16 Nov 2021
Given information
In 1936, a magazine sent post cards to approximately 10,000,000 prospective voters. These prospective voters were selected from the subscription list of the magazine, from automobile registration lists, from phone lists, and from club membership lists. Approximately 2,300,000 people returned the postcards.
Step-by-step explanation
Step 1.
In 1936 in the USA it was not common for people to have subscribed to magazines and only the affluent could afford magazine subscriptions.
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