rosie20052019
25.01.2020 •
Mathematics
Arandon sample of monthly gasoline bills for a company's 15 sales persons are: $216 $254 $247 $257 $231 $265 $221 $226 $228 $252 $235 $265 $272 $285 $266.what is the mean? what is the median? what is the value of quartile 3? what is the value of the modethe range is equal to? what is the value of the standard deviation? what is the value of the coefficient of variation? do not express the answer as a percent, leave it as a ratio? are the numbers skewed positively, negatively or are they symmetrical? (for your answer enter only one word: positively, negatively or symmetrical.what is the value of the coefficient of skewness using pearson's coefficient of skewness? what is the value of quartile 2?
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Ответ:
Mean = $248
Median = $252
Quartile 3 = $265
Mode = $265
range = $69
Standard deviation= 20.126
Coefficient of variation = 8.115
Negatively
Coefficient of skewness = -0.596
Quartile 2 = $252
Step-by-step explanation:
The detailed explanation can be found in the attached pictures
Ответ: