sampling methods

Question 1

What is opportunity sampling

Answer 1

Anyone willing and available at the time

Question 2

what is the sample where everyone has equal chance of being included

Answer 2

Random sampling

Question 3

what is volunteer sampling

Answer 3

anyone who wants to be apart of the experiment

Question 4

what is systematic sampling

Answer 4

every nth term from a sample

Question 5

what is stratified sampling

Answer 5

divided into different subgroups then randomly picked.

Question 6

Ao3 of opportunity sampling

Answer 6

strength;
-convenient
-cost effective
weakness;
-not diverse
-extraneous variables
-bias from researcher or unrepresented groups.

Question 7

a03 of random sampling

Answer 7

strength`;
-no researcher bias
weakness;
-time consuming
-refusal to participate

Question 8

a03 of volunteer sampling

Answer 8

strength;
-quick
weakness;
-inaccurate
-certain type of volunteer

Question 9

a03 of systematic sampling

Answer 9

strength;
-representative
weakness;
-not 100% representative

Question 10

a03 of stratified sampling

Answer 10

strength;
-no researcher bias
weakness;
-not 100% representative

Question 11

what is sampling

Answer 11

representatives for whole population used in a experiment