Statistics Review

These kind of observations are made using instruments such as rulers, balances and thermometers.

• qualitative

• quantitative

These kind of observation use your senses to observe results.

• qualitative

• quantitative

A group of individuals or objects that you want to study is the:

• sample

• population

A part of the population is the:

• population

• sample

A beverage company wanted to see if people in the United States liked their new logo. Which choice best represents a sample?

• 100 male and female employees

• every person in the United States

• a selection of shoppers from different states

• a selection of logo artists

A mayor wanted to see if the people in his town thought he was doing a good job. Which choice best represents a population?

• The mayor's family

• The people who voted for the mayor

• 242 voters

• The residents of the town

Determine whether the question below can be considered Numerical or Categorical.

Question

How many minutes have the students at CMS spent watching tv during the school closures?

• Numerical

• Categorical

Determine whether the question below can be considered Numerical or Categorical.

Question

What has been the favorite activity to do during the school closures for students at CMS?

• Numerical

• Categorical

A researcher was interested in the effectiveness of a given learning program geared toward high school juniors. 100 high school juniors from five different schools were used for the study. What is the sample?

• 5 different high school
• high school students
• 100 juniors selected from five different schools
• high school juniors

A researcher was interested in the effectiveness training program in preparing football players for a new play-memorizing system. 50 randomly selected football players from 6 states participated in the training program. What is the population of interest?

• 50 selected football players
• all football players
• all sports athletes
• 6 states