PSY 245 Wk 3 – Sampling Methods Worksheet 

This week you read about various sampling methods, their purposes, and the strengths and limitations each. In this assignment, you will demonstrate how to differentiate among commonly used sampling methods.

Complete the Sampling Methods Worksheet.

Submit your completed worksheet.

Instructions

Review the assigned chapter readings for Week 3.

Complete Parts 1–3 below. Ensure that your responses are:

Thorough and complete

Accurate and logical

Carefully edited for grammar, punctuation, and spelling errors

Cited according to course-level APA guidelines (where applicable)

Part 1: Probability Sampling vs Non-Probability Sampling (30–45 words)

Describe the difference(s) between probability sampling and non-probability sampling. Why might a researcher choose one over the other? Explain. Enter your response on a new line.

Probability Sampling is a research methodology that involves selecting a representative sample from a population using random sampling. On the other hand, Non-Probability Sampling is a sampling technique that relies on subjective judgment and findings to select samples, often using convenience sampling.

Part 2: Sampling Methods Matrix

Complete the matrix below. Write 1–3 sentence responses in each box. Note: Review the textbook and/or conduct research as needed.

Definition: In your own words, summarize the sampling method.

Example of Use: Describe a scenario in which the sampling method is appropriate. Note: Do not use textbook examples.

Benefits to This Method: Explain how the sampling method is beneficial to researchers.

Limitations of This Method: Explain why this sampling method may be unsuitable for some research studies.