When each member of the population has the same probability of being selected as a member of the sample.
You are correct; convenience sampling is not random sampling.
It can be but it is not simple random sampling.
a
yes
Simple!
Random Sampling
Simple Random Sample Stratified Random Sampling Cluster Sampling Systematic Sampling Convenience Sampling
There are many such methods: cluster sampling, stratified random sampling, simple random sampling.Their usefulness depends on the circumstances.
Compare the efficiency of simple random sampling with systematic random sampling for estimating the population mean and give your comments.
No.
That's a random question
They include: Simple random sampling, Systematic sampling, Stratified sampling, Quota sampling, and Cluster sampling.