04 May 1. Use The Following Information To Answer The Questions: Which Community Service Activity Do Students Like Most? …
1. Use the following information to answer the questions: Which community service activity do students like most? a. Visiting nursing homes=23 b. Mowing grass in the park=20 c. Reading to elementary school children=35 d. Picking up litter=22 2. H₀ 3. H₁ 4. Alpha=.05 5. Locate the critical region: df= For this df, alpha of .05, chi-square=_____ (Use Table in textbook). 6. Compute the expected frequencies and chi-square. 7. Make a decision about H₀
1. Identify and define the factors to consider when selecting a statistical test.
2. Type II errors (accept H₀ when is really H that is true). Identify and define the 5 conditions that relate to the power of a statistical test and how it affects the likelihood of making a type II error.
3. Parametric tests require:
4. Nonparametric tests are useful when:
5. Case application of Chi-Square Test (goodness of fit): The Director of the Human Services Program at Bellevue University, is trying to decide which research methods textbook to use for next year’s class. To help make the decision, she asks human service professionals and mental health therapists to review the three choices she has selected and identify which one they prefer. Using hypothesis testing steps and alpha=.05, solve the problem with a calculator to find Chi-Square and summarize your conclusion about the textbook. N=120 Text 1 Text 2 Text 3 O=52 O=27 O=41 E= E= E=
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