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A researcher intended to investigate the potential association between Age Group and Smoking Status. He collected...

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Basic Math

A researcher intended to investigate the potential associationbetween Age Group and Smoking Status. He collected data from 575participants. The data was summarized in Table 2. Was the data insupport of a statistically significant association between AgeGroup and Smoking Status? The significance level was 0.05. How doyou determine the expected levels in the chi test?

Table . Age Group and Smoking Status

Non smoker

Occasional smoker

Frequent smoker

Younger than 35

23

45

35

35~50-years-old

33

44

65

51~65-years-old

43

63

90

Older than 65

72

27

35

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