Duplicate of Chapter 2 Review

is a procedure designed to test a hypothesis under controlled conditions.

is the factor of interest.

is a piece of information we gather using our senses.

a(n)_______ group is the group of individuals or events selected to represent the population.

A statistical _ is a group of similar things that a scientist is interested in learning about.

is the relative arrangement of the members of a statistical population.

curve indicates a normal distribution.

is a testable explanation for an observation.

The information that a scientist gathers is called

is a reliable association between two or more events.

is a logical statement about what will happen if a hypothesis is correct.

The chances that something will happen is called

The group that receives the experimental treatment is called the _____________ group.

is the average of the statistic you are measuring.

is the collection and classification of data that are in the form of numbers.