Statistical Significance

question 104

Multiple Choice

Statistical significance

• A) indicates a high likelihood that your results are due to your treatment versus due to chance.
• B) is more likely to be reliable if you have a small sample size versus a large sample size.
• C) is a requirement of the data from a scientific experiment.
• D) indicates that the hypothesis should be rejected.
• E) depends on large data sets.

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Definitions:

Immune System

The body's defense mechanism against infectious organisms and other invaders, comprising various cells, tissues, and organs that work together to protect the body.

Cortisol

A steroid hormone released by the adrenal glands in response to stress or low blood-glucose concentration; it plays a key role in the body's stress response and helps regulate metabolism, immune response, and blood pressure.

Infections

The invasion and multiplication of microorganisms such as bacteria, viruses, and parasites that are not normally present within the body.

Social Readjustment Rating Scale

A scale that measures the amount of stress in one's life over a certain period of time based on the occurrence of various life events, each given a different weight.