Question

select the correct choice that completes the sentences in parts (a) through (c).

a) the probability of an event that cannot occur is 0.

b) the probability of an event that must occur is 1.

c) every probability must be a number between and inclusive.

Explanation:

Analyze impossible events

An event that cannot occur has a probability of 0.

Analyze certain events

An event that must occur has a probability of 1.

Determine probability bounds

All probabilities lie within the interval [0, 1] inclusive.

Answer:

Question 1

a) The probability of an event that cannot occur is <blank>0</blank>.

Question 2

b) The probability of an event that must occur is <blank>1</blank>.

Question 3

c) Every probability must be a number between <blank>0</blank> and <blank>1</blank> inclusive.