At the Start of an Experiment Everyone Is Excited About

question 14

Multiple Choice

At the start of an experiment everyone is excited about their participation.Everyone takes a great deal of care in completing the pretest survey.The experiment takes five hours to complete.At the end of the experiment,a post-test questionnaire is administered.Many of the respondents just want to get home,and so give only superficial answers to the post-test questions.This situation reflects a ________ threat to internal validity.

• A)maturation
• B)selection
• C)mortality
• D)testing
• E)researcher bias

Learn about proactive measures and tools to test and ensure the effectiveness of cybersecurity defenses.

Identify the characteristics and behaviors of different malware types such as viruses, worms, and Trojan horses.

Understand the methods malicious software uses to infect computers and spread across networks.

Recognize the roles and motives of different types of hackers, including white-hat, black-hat, and gray-hat hackers.

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Definitions:

Motivated

Having a desire, willingness, or drive to take action or achieve something, often stemming from personal goals or external incentives.

Mandated

Required or decreed by authority, often referring to laws, policies, or regulations that must be followed.

Intuition

The ability to understand or know something immediately without the need for conscious reasoning.

Thrive

To grow, develop, or be successful, especially under favorable conditions or through overcoming adversity.