Arturo Wants to Use a Probability Sample to Study the Potential

question 37

Multiple Choice

Arturo wants to use a probability sample to study the potential effects of health policies on infant mortality risk.To achieve this goal,the most important thing Arturo can do is to

• A)use standardized questions in his survey.
• B)get the largest sample he can acquire.
• C)use randomization to select the sample.
• D)only study populations with normally distributed mortality rates.

---

Definitions:

Walking Across Carpet

An action that can cause the build-up of static electricity due to friction between two materials, leading to electrostatic discharge.

High-Voltage DC

A system used for the transmission of electrical power over long distances with high voltage in direct current form, reducing power losses and increasing transmission efficiency.

Negative Charge

An electrical charge characterized by the presence of more electrons than protons, resulting in a net decrease in electrical potential.

Precipitator

An environmental control device, such as an electrostatic precipitator, that removes particles from a flowing gas using the force of an induced electrostatic charge.