Practice Exam for Chapter 1 and 2

_______ are characteristics that differ for different individuals (person, object, city, etc...) that can be measured or observed.

• Variables

• Categoricals

• Data points

• Individuals

Tags

CCSS.HSS.ID.B.5

CCSS.HSS.MD.A.1

Since populations are often too large, we take a survey of a subgroup, known as a

• sample

• statistic

• data (singular)

• experiment

Tags

CCSS.HSS.IC.A.1

CCSS.7.SP.A.1

_______ is the entire group of objects or individuals considered for a survey.

• Sample
• Population
• Random Sample
• Quartile

Tags

CCSS.7.SP.A.1

CCSS.7.SP.A.2

Which of the following variables is most likely to be used as categorical?

• length of a garden hose

• recorded rainfall for a day

• flower color

• weight of books on a shelf

Tags

CCSS.HSS.ID.B.5

Which of the following variables is most likely to be used as quantitative?

• ZIP code

• Google Drive capacity

• country of birth

• car manufacturer

Classify the variable in the question and determine how it should be summarized:

How many miles do you live from school?

• Categorical (with Proportions)

• Quantitative (with Proportions)

• Categorical (with Mean)

• Quantitative (with Mean)

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

CCSS.6.SP.A.1

Classify the variable in the question and determine how it should be summarized:

What's your favorite subject in school?

• Categorical (with Proportions)

• Quantitative (with Proportions)

• Categorical (with Mean)

• Quantitative (with Mean)

Tags

CCSS.HSS.ID.B.5

Classify the variable in the question and determine how it should be summarized:

Where do you plan on attending college?

• Categorical (with Proportions)

• Quantitative (with Proportions)

• Categorical (with Mean)

• Quantitative (with Mean)

Tags

CCSS.HSS.ID.B.5

Classify the variable in the question and determine how it should be summarized:

On average, how many different people do you text on a given day?

• Categorical (with Proportions)

• Quantitative (with Proportions)

• Categorical (with Mean)

• Quantitative (with Mean)

Tags

CCSS.HSS.IC.B.4

CCSS.HSS.MD.A.2

Classify the variable in the question and determine how it should be summarized:

What is your longest Snapchat streak?

• Categorical (with Proportions)

• Quantitative (with Proportions)

• Categorical (with Mean)

• Quantitative (with Mean)

Tags

CCSS.HSS.IC.B.4

CCSS.HSS.ID.A.2

CCSS.HSS.ID.A.4