AP Statistics Unit 1 Topics (Chapter 1 and 2 in Textbook)

What is the entire collection of individuals or objects that information is gathered from called?

• Population

• Sample

• Subset

• Group

What is a subset of the population that is randomly selected?

• A sample.

• A population.

• A variable.

• A parameter.

What is performed to gather information about an entire population?

• Census

• Survey

• Sample

• Experiment

What is the method of organizing and summarizing data called?

• Descriptive Statistics

• Inferential Statistics

• Predictive Modeling

• Data Mining

What is making generalizations from a sample to a population called?

• Inference

• Sampling

• Estimation

• Prediction

What are characteristics that can be measured or counted called?

• Quantitative characteristics

• Qualitative characteristics

• Descriptive characteristics

• Subjective characteristics

What type of variable has no meaningful numerical value (color, gender, etc)?

• Categorical variable

• Numerical variable

• Continuous variable

• Discrete variable

What type of numerical data can only be specific values (counting, shoe sizes, etc)?

• Discrete data

• Continuous data

• Nominal data

• Ordinal data

What type of numerical data can be any value (measurements, etc)?

• Continuous data

• Discrete data

• Categorical data

• Ordinal data

What is it called when both sides of data are approximately the same when folded down the middle?

• It is called symmetry.

• It is called asymmetry.

• It is called skewness.

• It is called kurtosis.