Suppose 80 Experts Flip a Coin to Predict Whether the Prices

question 57

Multiple Choice

Suppose 80 experts flip a coin to predict whether the prices of stocks will rise or fall for the year. After 4 years, how many experts will have correctly predicted the direction of the stock market?

• A) 13
• B) 8
• C) 33
• D) 5

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Definitions:

Marital Status

A legal or social recognition of a person's relationship status, often categorized as single, married, divorced, or widowed.

Independent

When two events or variables have no direct influence on each other in a statistical context.

Conditional Probability

The probability of an event occurring given the occurrence of another event.

P(A And B)

The likelihood of both events A and B happening simultaneously.