What Is the Value of the Variable Phones After the Execution

question 22

Multiple Choice

What is the value of the variable phones after the execution of the following code?
Phones = {'John': '5555555', 'Julie' : '7777777'}
Phones['John'] = '1234567'

• A) {'John': '5555555', 'Julie' : '7777777'}
• B) {'John': '1234567', 'Julie' : '7777777'}
• C) {'John': '1234567' }
• D) invalid code

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Definitions:

Utility Theory

A framework in economics and finance that analyzes choices under uncertainty, emphasizing the satisfaction or utility derived from each possible outcome.

Central Limit Theorem

A statistical theory stating that the sampling distribution of the sample mean approaches a normal distribution as the sample size becomes large, regardless of the shape of the population distribution.

Expected Opportunity Loss

The expected loss resulting from not choosing the best alternative action.

Perfect Information

A situation in decision making where all parties have full and equal knowledge of all relevant facts and outcomes.