3. Identify the type of bias that may occur in the following situations. a) A survey...

3. Identify the type of bias that may occur in the following situations.

a) A survey question asks, “How many words per minute can you read?”

b) A survey is sent to parents of school-age children that asks whether bus safety lanes should be installed.

c) A phone company surveys its customers via text message about which services people like the best.

d) A survey asks, “Now that the city is in debt, do you think the current mayor will win the next

election?”

Expert Solution

3: As my understanding

a: Its a Recall bias, Respondant does not remember things correctly. Its not about good or bad memory because human have selective memory by default.

b: Its a non-Response bias, Because Equally distributing your survey to all relevant respondent group does not necessarily mean that you are going to get an equal number of response from all of them.

You may get your sampling perfectly right, but still, there will be always be people unwilling or unable to take the survey.

c: Its a demand characteristics bias, Because For some respondent , the mere fact that they are being a part of survey may affect the answer they provide. Thats because when they are involved in asurvey or any kind of examination, people of then try to guess the purpose behind it and behave in according with the pre- set expectation.

d: Its a Sampling bias Because By surveying only the people you meet walking on the streets, you are likely to get a representative sample of all commuters.

orchestra answered 1 year ago

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