Statistics 100 Introduction & graphical methods

information we gather through experiments and surveys

• Data

• Statistics

• Design

• Description

• Inference

the art and science of learning from data

• Data

• Statistics

• Design

• Description

• Inference

Planning how to obtain data

• Data

• Statistics

• Design

• Description

• Inference

Summarizing the data

• Data

• Statistics

• Design

• Description

• Inference

Making decisions and predictions

• Data

• Statistics

• Design

• Description

• Inference

summarize data – graphs and numbers such as averages and percentages

• Descriptive statistics

• Inferential statistics

• variable

• Experimental unit

• Measurement

make decisions or predictions about a population based on data obtained from a sample of that population

• Descriptive statistics

• Inferential statistics

• variable

• Experimental unit

• Measurement

any characteristic that changes or varies over time and/or for different individuals or objects under consideration

• Descriptive statistics

• Inferential statistics

• variable

• Experimental unit

• Measurement

the individual or object on which a variable is measured

• Descriptive statistics

• Inferential statistics

• variable

• Experimental unit

• Measurement

results when a variable is actually measured on an experimental unit

• Descriptive statistics

• Inferential statistics

• variable

• Experimental unit

• Measurement