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1. Downhill Ski Resort in Colorado has the accumulated information from records of past 30 winters regarding the measurable snowfall. This information is given below:

Snowfall (in) Frequency
0-19 2
20-29 7
30-39 8
40-49 8
50+ 5
Total 30

a. Find out the probability of each event in this frequency distribution.

b. Are all the events in this distribution mutually exclusive? Describe.

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