Stats 1.1

What is the definition of statistics?

• The science of organizing, collecting, summarizing and analyzing information to draw conclusions or answer questions.

• The science of collecting, organizing, summarizing and analyzing information to draw conclusions or answer questions.

• The science of collecting, organizing, describing and analyzing information to draw conclusions or answer questions.

• The science of analyzing, summarizing, organizing and collecting information to draw conclusions or answer questions.

True or False: Statistics is about providing a measure of confidence in any conclusions

• True

• False

What is the definition of data?

• A numerical summary of a sample

• Characteristics of the individual within the population

• Something that is not numerical, only nonnumerical

• A fact or proposition used to draw a conclusion or make a decision

True or False: Data can be numerical, as in height, or nonnumerical, as in gender

• True

• False

True or False: Data can vary between individuals AND one's own self.

• True

• False

What is the definition of population?

• A person or object that is a member of the population being studied

• The entire group of individuals to be studied

• A subset of the population that is being studied

What is the definition of an individual?

• A person or object that is a member of the population being studied

• The entire group of individuals to be studied

• A subset of the population that is being studied

What is the definition of a sample?

• A person or object that is a member of the population being studied

• The entire group of individuals to be studied

• A subset of the population that is being studied

Which best describes a statistic?

• A numerical summary of a sample

• Organizing and summarizing data through numerical summaries, tables and graphs

• Using methods that take a result from a sample, extend it to the population, and measure the reliability of the result.

• A numerical summary of a population

Which best describes a parameter?

• A numerical summary of a sample

• Organizing and summarizing data through numerical summaries, tables and graphs

• Using methods that take a result from a sample, extend it to the population, and measure the reliability of the result.

• A numerical summary of a population