What is wrong with this statement? Ho: p1 (hat) = p2 (hat)? provide example
The statement compares the sample proportions of two populations. However, the null hypothesis is written in the manner that it compares the population proportions. Hence, the correct statement would be,
In the above statement, and are population proportions of interest.
Example:
Let us assume we are interested in comparing whether the population proportion of adult males reading Business Week magazine in the New York City is equal to the population proportion of adult females reading Business Week magazine in the New York City.
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