LESSON 4.2 Steps in Statistical Investigation Flashcards
What is the first step in a statistical investigation?
Defining the problem.
What does defining the problem involve?
Identifying a specific problem, defining the scope, limitations, assumptions, and expected outcomes.
What is important about data collection in a statistical investigation?
Data must be properly collected and should not be incomplete, fabricated, outdated, or inaccurate.
What does summarization and tabulation of data involve?
Organizing data in text, tables, graphs, and charts to derive logical conclusions.
Why is exploring data during summarization important?
To obtain additional insights that could contribute to the study.
What is the goal of analyzing data in a statistical investigation?
To derive relevant information and formulate numerical descriptions from the given data.
What is the importance of examining summarized data?
To produce insights and meaningful information that support decision-making or problem-solving.
What does interpretation of data involve?
Drawing conclusions from the analyzed data and ensuring the results answer the research problem.
What should recommendations from data interpretation achieve?
They should address the research problem effectively.
How should results be presented in a statistical investigation?
Clearly and concisely, using appropriate forms of media.
