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BESC 3010 CH 4- Questions & Answers
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BESC 3010 CH 4- Questions & Answers
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BESC 3010 CH 4- Questions & AnswersWhich measure of variation is most influenced by outliers? Correct Ans-range
Compared to a mesokurtic distribution, the peak of platykurtic distribution is... Correct Ans-
not as high
What is the range for this data set?
5, 1, 2, 6, 5 Correct Ans-5
For a normal distribution, skewness. Correct Ans-is equal to 0
What is the sample standard deviation for this data set?
3, 4, 2, 4, 7 Correct Ans-1.87
If the formula for the population standard deviation were used with sample data, then result
would be... Correct Ans-too small
One good use of the range is to... Correct Ans-check for outliers
Compared to a mesokurtic distribution, the tails of a leptokurtic distribution... Correct Ans-
are longer
What is the population variance for this data set?
4, 1, 6, 1 Correct Ans-4.5
If scores in a data set are very different from each other, then the standard deviation...
Correct Ans-will be high
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