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.)

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.

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

Step 2

Sample 2:

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

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

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