12 Questions
What does the term 'sample space' refer to in probability?
The set of all possible outcomes of an experiment
How can a discrete random variable be distinguished from a continuous random variable?
Discrete variables have finite possible values, while continuous variables have an infinite range.
What is the main purpose of the probability mass function (PMF) for a discrete random variable?
Assigning probabilities to specific values
Which part of a normal curve is extended indefinitely both directions along the horizontal axis, approaching but never touching it?
Tail
Where can we find the area of a specific region under the curve of a normal distribution?
Table of Areas under Normal Curve
What is the shape of a Normal Probability Distribution?
Bell Curve
What is the primary purpose of statistics in mathematics?
To analyze and interpret data
How is probability different from statistics?
Probability is about predicting, while statistics is about collecting and understanding data.
What does it mean when the probability of an event is 0?
The event is impossible
Which level of measurement is characterized by categories with no inherent order or ranking?
Nominal
What is the range of values for probability?
0 to 1
What does it mean if the probability of an event is 1?
The event is certain to happen
Test your knowledge on the primary purpose of statistics in mathematics, understanding probability, and the differences between probability and statistics.
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