Here Is an Incorrect Solution to a Problem

question 55

Short Answer

Here is an incorrect solution to a problem. Find the error, explain why it is not correct, and give the correct
answer.
"Problem: Find the number of ways to get two pairs of two different ranks (such as 2 jacks and 2 fives) in a
4-card hand from an ordinary deck of 52 cards."

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Definitions:

Psychological Test

A standard procedure designed to measure an individual's behavior, personality, cognitive abilities, and other psychological attributes.

Standardised Measure

A test or assessment that is consistently administered and scored in the same way for all test takers, ensuring equitable measurement across different individuals.

Sample

A subset of individuals or observations collected from a larger population for the purpose of statistical analysis.

Person's Behaviour

The actions or reactions of an individual, often in response to external stimuli.