A Scientist Trains a Group of Rats to Run a Maze

question 177

Multiple Choice

A scientist trains a group of rats to run a maze to get food pellets.Another group of rats is trained to run the maze without receiving food pellets.At the end of the training,the group receiving the food pellets runs the maze faster and with fewer errors.However,when the scientist begins giving the second group of rats food pellets for running the maze,they almost immediately begin running the maze as well as the first group.This improved performance is probably due to:

• A)spontaneous recovery.
• B)insight.
• C)vicarious conditioning.
• D)latent learning.

Comprehend the concept and calculation of relative frequency and its graphical representation in histograms.

Identify and describe the most commonly used graphical presentations of quantitative data.

Differentiate between types of data (quantitative vs. qualitative) and appropriate graphical representations for each.

Grasp the principles of creating and interpreting frequency distributions and relative frequency histograms, including class interval selection and the significance of class relative frequency.

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Definitions:

Unrealized Increase/Decrease

Refers to the increase or decrease in the value of an asset or investment that has not been sold.

Fair Value

An impartial estimate of the market value of an asset or liability, based on current market prices.

Available-for-Sale

A classification for financial assets that are not to be held to maturity or for trading purposes, allowing for changes in value to be recorded in other comprehensive income.

Unrealized Increase/Decrease

Unrealized increase/decrease refers to the changes in the value of investments that have not yet been sold and the gains or losses have not been 'realized' through a transaction.