Psychology, Population and Sample

What is volunteer sampling?

• Selecting individuals based on willingness to participate
• Selecting individuals based on convenience
• Selecting individuals at predetermined intervals
• Selecting individuals at random intervals

What is an advantage of volunteer sampling?

• Ensures an unbiased sample
• Requires a well-ordered sampling frame
• Can be biased if there's an underlying pattern
• Fast and inexpensive

What is a sampling frame?

• A list of all members of the target population
• A list of randomly selected individuals
• A list of biased individuals
• A list of volunteers

What is a disadvantage of random sampling?

• Requires a random selection process
• Great for generalizability of findings
• Involves pure chance selection
• Ensures all parts of the list have a chance of being included

What is a disadvantage of systematic sampling?

• Requires a well-ordered sampling frame
• Involves pure chance selection
• Ensures all parts of the list have a chance of being included
• Great for generalizability of findings

What is random sampling?

• Selecting individuals based on willingness to participate
• Selecting individuals at predetermined intervals
• Selecting individuals at random intervals
• Selecting individuals based on convenience

What is a disadvantage of volunteer sampling?

• Involves pure chance selection
• Can lead to biased samples
• Requires a random selection process
• Ensures all parts of the list have a chance of being included

What is systematic sampling?

• Selecting individuals at random intervals
• Selecting individuals at predetermined intervals
• Selecting individuals based on convenience
• Selecting individuals based on willingness to participate

What is an advantage of random sampling?

• Can be biased if there's an underlying pattern
• Does not require a sampling frame
• Ensures an unbiased sample
• Requires a well-ordered sampling frame

What is an advantage of systematic sampling?

• Can be biased if there's an underlying pattern
• Requires a random selection process
• Ensures an unbiased sample
• Does not require a sampling frame