7 7 7 7 7 7 7 7 7 7[br][br]What is the mean?
What is the standard deviation?[br]
[size=150]1 2 3 3 4 4 4 4 5 5 6 7[/size][br][br]What happens to the mean and standard deviation of the data set when the 7 is changed to a 70?[br]
[size=100]For the data set with the value of 70, why would the median be a better choice for the measure of center than the mean?[br][/size]
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[/img]
Which data set shows greater variability? Explain your reasoning.[br]
What differences would you expect to see when comparing the dot plots of the two data sets?[br]
[size=150]Select [b]all [/b]the distribution shapes for which the mean and median [i]must[/i] be about the same. [/size]
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[/img]
[size=150]12 14 22 14 18 23 42 13 9 19 22 14[br][/size][br]Find the mean.[br][br]
Eliminate the greatest value, 42, from the data set. Explain how the measures of center change.[br]