Exhibit 2-3: in a Study Designed to Investigate the Effect

question 25

Multiple Choice

Exhibit 2-3: In a study designed to investigate the effect of self-recitation on recall, an investigator asked two groups of 10-year-olds to memorize a number of statements.The subjects of Group I were told to read the statements repeatedly.The subjects of Group II were told to read the statements repeatedly and also to spend some of their time to test their recall by self-recitation.Later, both groups were given a test of memory for the statements.Statistical analysis of the scores showed that the subjects of Group II obtained significantly higher scores than those of Group I.
-Refer to Exhibit 2-3.The operational definition of recall was

• A) the ability to recollect learned statements.
• B) the scores on the memory test.
• C) not included in the summary.
• D) the ability to reproduce the statements accurately.

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Definitions:

Monohybrid Cross

This refers to a genetic cross between parents that differ in a single trait, resulting in offspring that inherit alleles for that trait from each parent.

Blood Type

The classification of blood based on the presence or absence of specific antigens on the surface of red blood cells, important in blood transfusion and organ transplantation.

Type AB

A blood type in the ABO blood group system that has both A and B antigens on the surface of its red blood cells and is considered the universal plasma donor.

Type B

typically refers to a personality trait characterized by less competitive, more relaxed behaviors as opposed to Type A personality.