Identify the type of sampling bias guaranteed to occur in each of the sampling schemes, based on the information provided. Some sampling schemes have two types of bias. A political poll is conducted by contacting people on landline phones.

A political poll is administered by contacting people on landline phones. The pollsters contacted 20000 households, and 4747 individuals agreed to speak with the caller.

A political poll is conducted by allowing users to register on a website and fill out an online survey.

A political poll asks the question, "If you found out that Candidate A was given a large sum of money by Special Interest Group B, would that change your opinion of how hypocritical Candidate A is?"

Answer Bank:

Wording of question

Nonresponse

Undercoverage

Voluntary Response

A. undercoverage

B. Undercoverage, nonresponse

C. Voluntary response, undercoverage

D. Wording of question

Explanation:

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after lydia compare her check register to her bank statement, and the ending balances do not seem to match. then, she must make a bank reconciliation by putting the data all together.

to do this, she need to determine the bank ending balance. after, add the deposits in transit then deduct the outstanding checks. moreover, if the actual checkbook balance does not equal this number, check again for transporting errors by subtracting the balances and add the difference to nine. sometimes, a mathematical error can happen but a bank reconciliation is a great tool to resolve the discrepancies.