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3. In a questionnaire we plan to ask respondents the following question: “Do you own an...

3. In a questionnaire we plan to ask respondents the following question: “Do you own an automobile from the following makes: Toyota, General Motors, Ford, or Honda?” Of the measures of variability presented in this course, which measure could be used for responses to this item?

Math   Statistics-And-Probability   
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Answer #1

we know that there are several measures of variability, which are used in different cases depending upon the requirement in that particular case.

In this case, we have to compare the automobiles from each of the following brands:- Toyota, General Motors, Ford and Honda.

So,we can use Variance as measure of variability to understand the difference or spread between the answers given by respondents.

Thus, we can say that variance is best suited measure of variability which can help us to understand the data better than any other measure of variability.

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