Investigation and Research Concepts Quiz

What is the purpose of an investigation aim?

• To predict the outcomes of an investigation

• To determine the methodology of a study

• To establish the purpose of study

• To analyze the data collected

What does an investigation question aim to do?

• Provide a summary of the study

• Solve the question posed by a study

• Predict the outcomes of an investigation

• Analyze the data collected

What is a hypothesis in the context of research?

• A summary of the study

• A statement predicting the probable outcomes of an investigation

• A detailed analysis of data

• A list of research methods

What is the variable that is manipulated, controlled, selected, or changed by the researcher?

• Dependent variable

• Controlled experiment

• Independent variable

• Extraneous variable

Which variable is measured by the researcher?

• Independent variable

• Dependent variable

• Controlled experiment

• Extraneous variable

What is an experimental investigation of the relationship between one or more independent variables and a dependent variable in which all other variables are controlled?

• Extraneous variable

• Controlled experiment

• Independent variable

• Dependent variable

What is a variable other than the independent variable that may have an unwanted effect on the dependent variable and results of an investigation?

• Controlled experiment

• Dependent variable

• Extraneous variable

• Independent variable

What is a controlled variable?

• A variable that is held constant to ensure that the only influence on the dependent variable is the independent variable

• An unwanted variable that has affected the results of an investigation

• The wider group of people that a study is investigating

• The smaller group of people selected from the population who will be participants in the investigation

What is a confounding variable?

• A variable that is held constant to ensure that the only influence on the dependent variable is the independent variable

• An unwanted variable that has affected the results of an investigation

• The wider group of people that a study is investigating

• The smaller group of people selected from the population who will be participants in the investigation

What does the term "population" refer to in research?

• A variable that is held constant to ensure that the only influence on the dependent variable is the independent variable

• An unwanted variable that has affected the results of an investigation

• The wider group of people that a study is investigating

• The smaller group of people selected from the population who will be participants in the investigation