The following data give the amount (in dollars) of electric bills for November 2015 for 12 randomly
Question:
The following data give the amount (in dollars) of electric bills for November 2015 for 12 randomly selected households from a small town.
205 265 176 314 243 192 297 357 238 281 342 259
a. Calculate the range, variance, and standard deviation for these data.
b. Calculate the coefficient of variation.
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