Basic Statistics

_______________ variables are those that are influenced by the independent variables.

• Independent

• Dependent

• Sample

• Extraneous

Tags

NGSS.MS-LS1-5

A research ____________ simply refers to a person, location, item, or phenomenon that you are attempting to measure in some way.

• result

• variant

• variable

• varaible

The entire set of individuals or objects having some common characteristics selected for a research study (eg; patients admitted in intensive care units); sometimes referred to as the universe of the research study.

• Sample

• Population

A part or subset of population selected to participate in research study.

• Sample

• Sampling

Method of organizing, sorting, & scrutinizing data in such a way that research question can be answered or meaningful inferences can be drawn

• Sampling

• Analysis

• HYpothesis

Tags

NGSS.MS-LS2-1

NGSS.MS-PS1-2

What is validity?

• The degree to which an instrument measures what it is intended to measure.

• The degree of consistency or accuracy with which an instrument measures the attribute it is designed to measure.

Units of information or any statistics, facts, figures, general material, evidence, or knowledge collected during the course of the study.

• Variables

• Data

Tags

NGSS.MS-PS1-2

NGSS.MS-PS3-1

Variables that change as the independent variable is manipulated by the researcher; sometimes called the criterion variables.

• Independent Variables

• Dependent Variables

Tags

NGSS.MS-PS2-2

A statement of the predicted relationship between two or more variable in a research study; an educated or calculated guess by researcher.

• Assumption

• Hypothesis

Tags

NGSS.HS-PS2-1

Which of the following is a measure of central tendency in statistics?

• Mean

• Variance

• Standard Deviation

• Range