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) 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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Did You Use the Internet Yesterday? Yes 2546 314 Hispanic/0ther 431 No 856 146 174 White Black