Unit 1 Review Quiz

It is the science of collecting, organising, analysing and interpreting data in order to make decisions.

• Data

• Statistics

• Variable

• Population

Tags

CCSS.7.SP.A.1

CCSS.7.SP.A.2

What is data?

• Information coming from observations, counts, measurements or responses.

• The science of collecting, organising, analysing, and interpreting data in order to make decisions.

• A numerical description of a population characteristic.

• A numerical description of a sample characteristic.

Complete the definition:

A _________ consists of all subjects (human or otherwise) that are being studied

• Statistics

• Number

• People

• Population

• Pueblo

Tags

CCSS.HSS.IC.B.3

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.4

Complete the definition:

A _______ is a subset of a population

• sample

• sampel

• people

• statistics

• group

It is a numerical description of a population characteristic.

• Parameter

• People

• Statistics

• Data

It is a numerical description of a sample characteristic

• Statistic

• Statistics

• Parameter

• Data

In 2006, major league baseball teams spent a total of $2,326,706,685 on players’ salaries. Does this numerical value describe a population parameter or a sample statistic?

• As it refers to (all) MLB teams (population), this is a parameter.

• As it refers to (all) MLB teams (population), this is a statistic.

• As it refers to some MLB teams (sample), this is a parameter.

• As it refers to some MLB teams (sample), this is a statistic.

Branches of Satitistics

Link the branches of statistics to their definition.

a) Descriptive

b) Inferential

• a) involves the organization, summarization, and display of data.

  b) involves using a sample to draw conclusions about a population.

• a) involves using a sample to draw conclusions about a population.

  b) involves the organization, summarization, and display of data.

• a) involves the organization, summarization, and display of variables.

  b) involves the invention, summarization, and display of data.

This is an example of:

• Descriptive statistics

• Inferential statistics

This could be an example of:

• Inferential statistics

• Descriptive statistics

• Population