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A random sample of 106 university students was selected, and both the email service provider and cell phone provider were determined for each one, resulting
A random sample of 106 university students was selected, and both the email service provider and cell phone provider were determined for each one, resulting in the accompanying data. State and test the appropriate hypotheses. (Test whether cell phone provider has an effect on email provider.) Cell Phone Provider ATI' Verizon gmail 26 20 Email Provider Yahoo 35 25 la USESA T State the appropriate hypotheses. O HO: pi] i pf.2 forr' = l, 2 Ha: at least one pr}. = pH. for i = l, 2 andj = l, 2 O HO: pi] = pr.2 fori = l, 2 Ha: at least onepfjipfjforr = l, 2 and} = l, 2 O HO: pi] i pf.2 forr' = l, 2 Ha: all pUs are equal 0 Homo}.1 =pr.2 forl: 1,2 . r Ha. no pigs are equal Compute the expected value for the students who use gmail and Verizon. (Round your answer to two decimal places.) expected for the students who use gmail and Verizon = E Compute the chi-square contributed to the students who use gmail and Verizon. [Round your answer to three decimal places.) chisquare contributed to the students who use gmail and Verizon = E Compute the test statistic value. (Round your answer to three decimal places.) What is the degree freedom? What can we say about the P-value? O P-value 4: 0.005 O 0.005 c Pvalue { 0.01 O 0.01
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