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In this section, we explore random experiments where outcomes cannot be predicted, such as coin tossing and die rolling. We discuss equally likely outcomes and their significance in determining probabilities, laying the groundwork for understanding chance in real-life scenarios.
In this section, we delve into the foundational concepts of random experiments and equally likely outcomes, particularly through familiar examples such as coin tossing. When a coin is tossed, it can land either on heads or tails, and these outcomes are random, meaning they cannot be influenced or predicted by the person performing the toss. This inherent unpredictability defines a random experiment.
This foundational understanding of random events and probability prepares students for higher-level concepts in statistics and practical applications in everyday decision-making.
Random Experiment: An experiment or process where the outcome cannot be predicted in advance.
Equally Likely Outcomes: Outcomes that have the same chance of occurring, as shown in instances like tossing a coin or rolling a die.
Event Definitions: The understanding that each specific result (like getting a head or a tail in coin tossing) is an event.
Application of Probability: Linking these concepts to determine the likelihood of outcomes through simple probability calculations, thereby illustrating real-life applications, such as predicting likelihoods based on random trials.
When you roll that dice, remember this advice: each side will show, a number you can know!
Imagine a game where every coin toss brings the thrill of heads or tails, just like flipping to see who gets to sail!
To remember outcomes: DICE - Decide It Comes Evenly (DICE represents equally likely outcomes).
Tossing a Coin: Both heads and tails are equally likely outcomes.
Rolling a Die: All faces (1 to 6) have an equal probability of appearing.
Term: Random Experiment
Definition: An experiment whose outcomes cannot be predicted with certainty.
An experiment whose outcomes cannot be predicted with certainty.
Term: Equally Likely Outcomes
Definition: Outcomes of an experiment that have the same chance of occurring.
Outcomes of an experiment that have the same chance of occurring.
Term: Event
Definition: An outcome or a collection of outcomes of a random experiment.
An outcome or a collection of outcomes of a random experiment.