In 1949​,an organization surveyed1100adults and​ asked, "Are you a total abstainer​ from, or do you on occasion​ consume, alcoholic​ beverages?" Of the 1100adults​ surveyed, 374indicated that they were total abstainers. In a recent​ survey, the same question was asked of 1100 adults and 319indicated that they were total abstainers. Complete parts​ (a) and​ (b) below.​(a) Determine the sample proportion for each sample. The proportions of the adults who took the1949survey and therecentrecentsurvey who were total abstainers arenothingandnothing​,respectively.​(Round to three decimal places as​ needed.)

Question
Asked Nov 21, 2019
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In 1949​,an organization surveyed
1100
adults and​ asked, "Are you a total abstainer​ from, or do you on occasion​ consume, alcoholic​ beverages?" Of the 1100
adults​ surveyed, 374
indicated that they were total abstainers. In a recent​ survey, the same question was asked of 1100 adults and 319
indicated that they were total abstainers. Complete parts​ (a) and​ (b) below.
​(a) Determine the sample proportion for each sample.
 
The proportions of the adults who took the
1949
survey and the
recentrecent
survey who were total abstainers are
nothing
and
nothing​,
respectively.
​(Round to three decimal places as​ needed.)
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Expert Answer

Step 1

Sample 1:

In 1949 survey, there are 374 individuals out of 1,100 indicated that they are total abstainers. The sample proportion of individuals who indicated that they are total abstainers is calculated below.

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Individuals who indicated that they are total abstainers (Total number ofindi vicuals) 374 1,100 = 0.34

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Step 2

Sample 2:

In recent survey, there are 319 individuals out of 1,100 indicated that they are total abstainers. Th...

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Indi viduals who indicated that they are total abstainers (Total number of indivi cuals) 319 1,100 0.29

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