# Introduction To Statistics Quiz 1

10 Questions | Total Attempts: 10304  Settings  Chapter 1 Quiz from Introduction to Statistics by Ronald E. Walpole

Related Topics
• 1.
The science of statistics includes which of the following:
• A.

Organizing data

• B.

Presenting data

• C.

Interpreting data

• D.

All of the above

• 2.
In descriptive statistics our main objective is to
• A.

Describe the population

• B.

Describe the data we collected

• C.

• D.

Compute an average

• 3.
Which of the following statements is true regarding a population?
• A.

It must be a large number of values

• B.

It must refer to people

• C.

It is a collection individuals, objects, or measurements

• D.

None of the above

• 4.
Which of the following statements is true regarding a sample?
• A.

It is a part of population

• B.

It must contain at least five observations

• C.

It refers to descriptive statistics

• D.

All of the above are correct

• 5.
A qualitative variable
• A.

Always refers to a sample

• B.

Is not numeric

• C.

Has only two possible outcomes

• D.

All of the above are correct

• 6.
A discrete variable is
• A.

An example of a qualitative variable

• B.

Can assume only whole number values

• C.

Can assume only certain clearly separated values

• D.

Cannot be negative

• 7.
A nominal scale variable is
• A.

Usually the result of counting something

• B.

Has a meaningful zero point

• C.

May assume negative values

• D.

Cannot have more than two categories

• 8.
The ratio scale of measurement
• A.

Usually involves ranking

• B.

Cannot assume negative values

• C.

Has a meaningful zero point

• D.

Is usually based on counting

• 9.
The ordinal scale of measurement
• A.

Has a meaningful zero point

• B.

Is based on ranks

• C.

Cannot assume negative values

• D.

All of the above

• 10.
Which of the following are examples of continuous variables?
• A.

Birth weight of babies

• B.

Distance between tollbooths on the New Jersey Turnpike

• C.

Age of the CEOs of the Fortune 500 companies

• D.

All of the above