me Remaining: 03:29:17 Submit Quiz This Question: 6 pts 2 of 24 (o complete) Thi

Question

me Remaining: 03:29:17 Submit Quiz This Question: 6 pts 2 of 24 (o complete) This Quiz: 250 pts possible toe Identity the sampling techniques used, and discuss potential s Chosen at random. 450 customers at a restaurant are contacted and asked their opinions What type of sampling is used? A. Stratified sampling is used, since the pop lationat,customers is di ided into groups and potential sources of blas (if any). Explain of the service they received B. Systematic sampling is used since customers are selected at fixed intervals C. Cluster sampling is used since the population or curiomerns D. Convenience sampling is used, since the busin is avided into groups and several groups are selected and all of their members sampled lecting rom its customers that are easiest to reach O E. Simple random sampling lis used sinee the businuom t What potential sources of bias are prasent if anya Se tot apely its cust tomors at random. and all samples of 450 custamers have an equal chance of being selected A. The wording of the question asked to the usigmenrs may i B. The samplo consists only of customers that eleasv o euch enuence here owards Particular responsa. The results would not be usable in this case for tis Hampie to of be representative sample may not be sopresentative of tha population If there is a regular pattern to the customers itpssitle D. There are no potential sources of bi select your ansvweris) 2

Explanation / Answer

1) type of sampling ----option E is correct ---simple random sampling is used

2)option A is correct ;

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