RES 342 Week 3 DQs

Can the formal hypothesis testing approach be used for nonparametric tests? How are parametric and nonparametric statistics different? How are parametric and nonparametric statistics similar?

Under what circumstances should a nonparametric test be used? Explain. What are the strengths and weaknesses of nonparametric tests? Can the outcomes of nonparametric tests be generalized to populations?

Why do you use the chi-square statistic? What type of data is used with chi square analysis? What are the nonparametric tests that correspond to each type of parametric test in Week 1 and Week 2?

What are some business situation in which ANOVA would be more appropriate than a (Z) or (t) test?

What are business problems in which the application of Chi ? Square statistic is appropriate?

How can bias affect business decision? Provide an example.