Polit D. F. & Beck C. T. (2017). Nursing r

Polit D. F. & Beck C. T. (2017). Nursing research: Generating and assessing evidence for nursing practice (10th ed.). Philadelphia PA: Wolters Kluwer. Chapter 17 Inferential Statistics This chapter focuses on inferential statistics which are based on the laws of probability. It introduces sampling distributions estimates of parameters and levels of significance. In addition the chapter provides an overview of some of the most commonly used inferential statistical tests including t-tests analysis of variance (ANOVA) and chi-square tests. Finally the process of testing correlations is examined.
1.Testing Differences Between Groups
2.Testing Mean Differences in 3 or More Groups
i’m only responsible for the above 2 questions. you have to have the axcess to the above mentioned book

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