Often,psychological Researchers Will Manipulate More Than One Variable in an Experiment.The

question 68

Multiple Choice

Often,psychological researchers will manipulate more than one variable in an experiment.The main reason for this is that:

• A)it reduces demand characteristics.
• B)it better captures the complexity of human behaviour.
• C)it allows variables to be both independent variables and dependent variables at the same time.
• D)it reduces experimenter expectancy effects.

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Definitions:

Motor Milestones

Developmental stages marking significant physical abilities in infants and children, like crawling, walking, and grasping.

Extra Chromosome

A condition in which an individual has more than the usual number of chromosomes, which can lead to developmental abnormalities or genetic disorders.

Down Syndrome

Down Syndrome is a genetic disorder caused by the presence of an extra 21st chromosome, characterized by physical growth delays, characteristic facial features, and varying degrees of intellectual disability.

Chromosomes

Thread-like structures located inside the nucleus of animal and plant cells, made of protein and a single molecule of DNA, carrying genetic information.