8/11 1st 15 - Population and Samples Review

A student at Phoenix High School conducted a survey. The student surveyed 100 of the 680 students that attend Phoenix High School and found that the average number of APPs installed on their phone was 35. Does this describe a Population Parameter or Sample Statistic?

• Population Parameter

• Sample Statistic

• Population Statistic

• Sample Parameter

Tags

CCSS.HSS.IC.B.3

The average salary of all workers in an auto manufacturing plant is $37,000 in a study about the plant. Does this value describe a population parameter or a sample statistic?

• Population Parameter

• Sample Statistic

• Sample Parameter

• Population Statistic

Tags

CCSS.HSS.IC.B.3

What is the main difference between a population and a sample?

• A population is always smaller than a sample

• A sample includes all objects, while a population includes only some

• A population includes all objects to be studied, while a sample is a subset

• There is no difference

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Identify whether the following data set is a population or a sample: A study about the age of runners is being conducted on the contestants in a marathon of over 200 runners. The researcher collects data only from the first 15 runners and last 15 runners to finish the marathon.

• Population

• Sample

• Parameter

• Statistic

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Which of the following best describes a sample?

• The entire group being studied

• A subset of the group being studied

• The average of the group

• The total number of people in the group

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Which of the following is an example of a statistic?

• The average age of all marathon runners

• The average salary of all employees in a company

• The average score of 20 randomly selected students

• The total number of teachers in a school

A study about the value of American homes in 2011 uses the average decrease of the homes sold in Gwinnett. What type of value is this?

• Statistic

• Parameter

• Sample

• Population

Tags

CCSS.HSS.IC.B.3

A news reporter determines the average annual salary of all teachers at a high school. This value is a:

• Statistic

• Parameter

• Sample

• Population

Tags

CCSS.HSS.IC.B.3

Identify the following data set: A survey of just Mr. Winking’s students in ratings of Phoenix High School for a study on Phoenix High School.

• Population

• Sample

• Parameter

• Statistic

Tags

CCSS.HSS.IC.B.3

Identify the following data set: A quality study is being conducted on every 20th battery made at a manufacturing plant.

• Population

• Sample

• Statistic

• Parameter

Tags

CCSS.HSS.IC.B.3