Downhill Ski Resort in Colorado has accumulated information from
records of the past 30 winters regarding the measurable snowfall.
This information is as follows: Snowfall (in.) Frequency 0–19 2
20–29 7 30–39 8 40–49 8 50+ 5 30 a. Determine the probability of
each event in this frequency distribution. b. Are all the events in
this distribution mutually exclusive? Explain.