If two events are mutually exclusive, what is the probability that both events occur?
Cannot be determined
0
1
0.5
In a lottery, 1000 tickets are sold and there is one winning ticket. If you buy one ticket, what is the probability of winning?
0.1
0.001
0.01
What is the value of 5! (5 factorial)?
20
15
25
120
A random number generator produces a uniform distribution between 0 and 1. What is the probability that the generated number is greater than 0.7?
0.3
0.7
A basketball player makes 80% of his free throws. What is the probability that he makes his next two free throws?
0.96
0.64
0.80
0.40
If the probability of an event happening is 0.3, what is the probability of the event NOT happening?
0.6
What does the Probability Density Function (PDF) represent for a continuous random variable?
The relative likelihood of the variable falling within a particular range.
A measure of the spread or variability of the variable.
The probability of the variable taking on a specific value.
The cumulative probability of the variable up to a given value.
A committee of 3 people is to be formed from a group of 5. How many different committees are possible?
60
10
What does the complement rule in probability state?
The probability of an event happening is equal to the probability of it not happening.
The probability of an event not happening is 1 minus the probability of it happening.
The probability of two events happening is the sum of their individual probabilities.
The probability of an event is always 1.
Which of the following is NOT a property of a Cumulative Distribution Function (CDF)?
It represents the area under the PDF curve.
It is only defined for discrete random variables.
It ranges between 0 and 1.
It is always non-decreasing.