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Average annual snowfall amounts

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The following stem-leaf plot displays the average annual snowfall amounts (in cm, with the stems being tens and leaves being ones) for a random sample of 25 Chinese cities: 0|000000024 1|028 2|00228 3|8 4|2248 5|48 6|0 ----- *10 (a) Describe this distribution. (b) Without doing any calculations, would you expect the mean of the snowfall amounts to be larger, smaller, or about the same as the median? Why? (c) A researcher has data on the average snowfall for these same cities from 20 years ago. She wants to test whether snowfall amounts are higher now than they were 20 years ago. Describe an appropriate way to answer this question?

Reference no: EM131082717

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