What is the approximate margin of error for given survey

Reference no: EM131410966

Refer to given Exercise, in which a survey question was, "Do you favor or oppose scientific experimentation on the cloning of human beings?" Suppose an agency that advocated cloning of human beings wanted to conduct a survey that would show support for their cause. Explain how it might use each of the following to do so:
a. Selection bias.

b. Deliberate bias.

c. Desire to please.

d. Ordering of questions.

Exercise
A Pew Research Center for the People & the Press and Pew Forum on Religion & Public Life survey conducted by Princeton Survey Research Associates between February 25 and March 10, 2002, asked a random sample of n = 2002 adult Americans, "Do you favor or oppose scientific experimentation on the cloning of human beings?" (https://www .pollingreport.com/science.htm, September 17, 2002). The responses and the percentages that selected them were as follows: Favor (17%), Oppose (77%), Don't know or Refused to answer (6%).

a. What is the approximate margin of error for this survey?

b. Find approximate 95% confidence intervals for the proportion and the percentage of adult Americans who would say they favor this experimentation.

Reference no: EM131410966

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