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Choose the answer. 3. (1 pt) For the data shown in the stem-and-leaf plot, what is the effect on the mean and median of adding the value 30 to the data set? a. The mean is increased by about 0.4 and the
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Choose the answer. 3. (1 pt) For the data shown in the stem-and-leaf plot, what is the effect on the mean and median of adding the value 30 to the data set?

a. The mean is increased by about 0.4 and the median is increased by 3.
b. The mean is increased by about 0.4 and the median is increased by 4.
c. The mean is increased by about 0.6 and the median is increased by 3.
d. The mean is increased by about 0.6 and the median is increased by 4.

User Heyfrank
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The answer is A (The mean is increased by about 0.4 and the median is increased by 3)
User Julienne
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Based on the question, there's no stem-and-leaf plot being presented. Nevertheless, giving you the technique, before adding 30 to the data, get the mean and the median. After that, 30 to the data. Then, get the mean and the median. Compare it.
User Rajat Badjatya
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