Mathematics, 02.04.2020 23:24, hooplikenari
A study conducted in July 2015 examines smartphone ownership by US adults. A random sample of people were surveyed, and the study shows that of the men own a smartphone and of the women own a smartphone. We want to test whether the survey results provide evidence of a difference in the proportion owning a smartphone between men and women
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A study conducted in July 2015 examines smartphone ownership by US adults. A random sample of people...
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