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In: Statistics and Probability

According to the National Household Survey on Drug Use and Health, when asked in 2012, 41%...

According to the National Household Survey on Drug Use and Health, when asked in 2012, 41% of those aged 18 to 24 years used cigarettes in the past year, 9% used smokeless tobacco, 36.3% used illicit drugs, and 10.4% used pain relievers or sedatives. Explain why it is not correct to display these data in a pie chart.

The types of illicit drugs are not given.

There could be roundoff error.    

The three groups do not add up to 100%.

There have to be more than three categorical variables.

There could be overlap between the groups.

Solutions

Expert Solution

Ans;

Correct option is:

The three groups do not add up to 100%.

As,Pie charts are used to represent percentage or proportional data,which should add up to 100%.

orchestra answered 2 years ago
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