p 1: Set up your hypothesis and determine the level of significance

1. State the alternative/research hypothesis in written format.Answer: ____/ 6 points
2. State the null hypothesis in written formatAnswer: ____/ 6 points
3. What is your level of significance (choose α = .05 or α = .01)?Answer: ____/ 4 points

Step 2: Select the appropriate test statistic

1. What is the appropriate test statistic?Answer: ____/ 4 points

-Continued below-

Step 3: Set up the decision rule

1. Based on the level of significance you set in step 1, what is your decision rule?Note: Because there are 2 rows and 2 columns, the total degrees of freedom is 1. Answer:____/ 6 points Step 4: Compute the test statistic

• Open SPSS and then use the file/open/data command to open the dataset asbestos.sav.
• Select: Analyze > Descriptive Statistics > Crosstabs
• Move asbestos to the Row(s) box, and lungca to the Column(s) box. Click on Statistics and make sure Chi-Square and RISK are checked. Click on Cells, and check Observed and Expected (frequencies). Click Continue; click OK.

1. What is the χ²value computed by your SPSS analysis?

Answer: ____ / 4 points

1. Paste your SPSS output here:

Answer: ____ / 20 points

Step 5: Conclusion

8. Do you reject or fail to reject the null hypothesis?

Answer: ____ / 6 points

1. Is there an association between asbestos exposure and lung cancer?

Answer: ____ / 4 points

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$FL2@(#) IBM SPSS STATISTICS 64-bit MS Windows 21.0.0.0##########################Y@23 May 1622:03:26###########################SMOKE########################ASBESTOS########################LUNGCA########1#Yes2#No################################################ ###############################################################################################+###SMOKE=smokeASBESTOS=asbestosLUNGCA=lungca############################################<###smoke:$@Role(‘0’)/asbestos:$@Role(‘0’)/lungca:$@Role(‘0’)################UTF-8 #######211211211211211221221221221221221221221221221212212212212212212212212212212212212212212212212212212222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111

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