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Mathematics, 04.07.2020 14:01 LHawk35531

A survey was conducted among people who visit swimming pools. 209 people were asked about the preferences in water sanitizing. 112 respondents reported they prefer pools with mechanical methods of water sanitizing, and 97 respondents reported they do not have any preferences. Construct a test for a difference in proportions for this survey to find out if the proportion of people who prefer mechanical methods of water sanitizing truly exceeds the proportion of people who have no sanitizing methods preferences, if it is possible. A :

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A survey was conducted among people who visit swimming pools. 209 people were asked about the prefer...
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