Module 3.5 - 3.6: Research Strategies

Surveys

________ allow researchers to collect large amounts of data (questions.

Survey Method

________: A research technique that questions a sample of people to collect information about attributes & behaviors.

Social Desirability

________: Self- report responses that make their response look good to others, even though it goes against their true beliefs.

Longitudinal Studies

________: Follows the same group of individuals over a long time.

Population

________: The group of people you are collecting information from.

Random Sample

________: Randomly selected individuals to represent a group as a whole.

Central Tendency

________: Tendency of a majority of the numbers in a set to occur near the middle.

Survey Method

A research technique that questions a sample of people to collect information about attributes & behaviors

Social Desirability

Self-report responses that make their response look good to others, even though it goes against their true beliefs

Population

The group of people you are collecting information from

Random Sample

Randomly selected individuals to represent a group as a whole

Longitudinal Studies

Follows the same group of individuals over a long time

Cross-Sectional Studies

Compares people of different ages at one time

Confounding Variables

Any variable, other than the Independent variable, which could impact the Dependent Variable

Fix

random assignment

Fix

blind or double-blind studies; placebo

Data Analysis

statistical analysis is used to determine if data supports the hypothesis

Statistically Significant

the possibility of the difference between groups occurring by chance alone is no more than 5% (p <.05)

Central Tendency

Tendency of a majority of the numbers in a set to occur near the middle

Mean

mathematical average