On a Series of Coin Tosses, Oleg Has Correctly Predicted

question 25

Multiple Choice

On a series of coin tosses, Oleg has correctly predicted heads or tails seven times in a row. In this instance, we can reasonably conclude that Oleg's predictive accuracy

• A) defies the laws of statistical probability.
• B) illustrates the phenomenon of hindsight bias.
• C) is inconsistent with an empirical approach.
• D) is a random and coincidental occurrence.

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Definitions:

Populations

The entire collection of individuals, items, or data under study in a statistical analysis.

Sample Standard Deviations

A measure of the dispersion or variability of data points in a sample from their mean.

Margin Of Error

An expression of the amount of random sampling error in a survey's results, indicating a range within which the true value lies with a specified confidence level.

Equal Sample Sizes

A condition in experimental design where all groups being compared have the same number of observations or participants.