Gathering of Data

Gathering of data or information in Statistics.

• Collection of Data

• Organization and Presentation of Data

• Analysis of Data

• Interpretation of Data

A type of Statistics that includes the systems and techniques for making probability-based decisions and accurate predictions.

• Descriptive Statistics

• Inferential Statistics

• Population

• Sample

A smaller and more manageable representation of a larger group. Used in statistical testing when the population size is too large for all members or observations to be included in the test.

• Descriptive Statistics

• Inferential Statistics

• Population

• Sample

The entire set of items from which you draw data for a statistical study.

• Descriptive Statistics

• Inferential Statistics

• Population

• Sample

This formula is used when you don't have enough information about a population's behavior (or the distribution of a behavior) to otherwise know the appropriate sample size.

• Population

• Sample

• Sampling Technique

• Slovin

The degree of error in results received from random sampling surveys.

• Sample

• Sampling error

• Slovin's Formula

• Margin of error

What is the confidence level if the margin of error used is 10%?

• 10%

• 100%

• 90%

• none of the above

What is the decimal form to be used if the margin of error used is 1%?

• 0.1

• 0.01

• 0.001

• 1

A researcher wants to choose respondents from a total target population of 500 people. How many respondents are needed if the margin of error is 5%?

• 476

• 222

• 83

• 500