Question: What is the test statistic for testing the claim the proportion of people that like a product is different to 20%, if you have a

What is the test statistic for testing the claim the proportion of people that like a product is different to 20%, if you have a sample where 2188 out of 10,000 customers like a product Note that this question only needs you to find the test statistic you do not need to do the other steps of hypothesis testing

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