In His Research, Piaget Became Fascinated by the Wrong Answers

question 2

Multiple Choice

In his research, Piaget became fascinated by the wrong answers children gave to items on intelligence tests. These wrong answers reflected

• A) inconsistent but logical mental processes.
• B) consistent but logical processes.
• C) inconsistent but illogical processes.
• D) consistent but illogical processes.

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Definitions:

Defective Units

Items in a production batch that do not meet the required quality standards or specifications.

Random Variable

A variable whose possible values are numerical outcomes of a random phenomenon, with each outcome having an associated probability.

Variance

Variance quantifies the spread of a dataset by measuring the average squared deviation of each number from the mean of the data set.

Mean

The arithmetic average of a set of numbers, calculated by adding up all the values and dividing by the number of values.