A Pew Research poll in April 2009 from a random sample of U.S. adults asked the questions

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A Pew Research poll in April 2009 from a random sample of U.S. adults asked the questions "Did you use the Internet yesterday?" and "Are you White, Black, or Hispanic / Other?" Is the response to the question about the Internet independent of race? The data follow
A Pew Research poll in April 2009 from a random

a) Under the null hypothesis, what are the expected values?
b) Compute the x2 statistic.
c) How many degrees of freedom does it have?
d) Find the P-value.
e) What do you conclude?

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Stats Data and Models

ISBN: 978-0321986498

4th edition

Authors: Richard D. De Veaux, Paul D. Velleman, David E. Bock

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