Hank Decided to Use ______In Which He Separated the Sophomore

question 154

Multiple Choice

Hank decided to use ______in which he separated the sophomore college class by geographic region and then randomly sampled from each region.

• A) stratified random sampling
• B) simple random sampling
• C) convenience sampling
• D) area probability sampling

Define and explain the concept of precision in measurements.

Know the density of common substances, such as water.

Understand the SI unit of time.

Understand the principles and calculations of density in physical objects.