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# 1. A large group of students were asked what their favorite soft drink is. Below is the probability distribution for a student chosen at random

1. A large group of students were asked what their favorite soft drink is. Below is the probability distribution for a student chosen at random liking a particular soft drink.

Drink: | Choka Kola | CR Cola | Elf | Valley Don't | Other |

Probability: | 0.28 | 0.15 | 0.1 | 0.17 | 0.3 |

a. Why do these numbers work for a probability model?

b. What is the probability that a student picked at random favorite soft drink is either Choka Kola or Elf?

c. What is the probability that a student picked at random favorite soft drink is not CR Cola?

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