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We wish to determine if attitudes about a town are the same as the local officials say they are ClaimSurvey Center of the cultural universe.525 A lot...

1.     We wish to determine if attitudes about a town are the same as the local officials  say they are

 Claim                               Survey

Center of the cultural universe       .5                                         25

A lot better since WM opened         .3                                        46

So-So                                                 .15                                       58                                        

Full O Gnats                                     .05                                       35

A. Ho = _____________

    Ha = _____________

B. Chi Square Calculated is _______________

C. DOF = _____________

D. The critical value is ________________

E. PV = ____________

F. Decision is

2. The Grits and Greens restaurant want to determine if there is a difference in the percentage of locals versus non-locals that think the food is not fit for stray cats. They conduct a survey and finds that 50 out of 200 locals think the food is bad and 95 out of 180 non-locals think the food is bad. Alpha = .01

A. Ho = _____________

    Ha = _____________

B. test stat is _______________

C. DOF = _____________

D. The critical value is ________________

E. PV = ____________

B.    Decision is

3. Exploring attitudes further another survey asks  "Do you agree Keep the Town Beautiful means decorating the road sides with empty cans?" Is there a difference between the locals and non-locals? 145 out of 221 locals agreed and 80 out of 175 non-locals agreed. Alpha = .05 

A. Ho = _____________

    Ha = _____________

B. test stat is _______________

C. DOF = _____________

D. The critical value is ________________

E. PV = ____________

F. Decision is

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