Can we use probability-mixed-purposive sampling where sampling frame is not clear? Can participants be accessed through these steps (step1. two stage cluster sampling, step 2. purposive sampling for the selection of target audience.
Yes, in a stratified sampling
Yes, of course because there are no rules in statistics
Ayesha Sadiqa - Read the previous discussion on the topic on ResearchGate.
https://www.researchgate.net/post/Adopting_mixed_sampling_approach_combining_both_probability_and_nonprobability_sampling_methods_can_generalisation_of_main_finding_be_justified
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