Number of chidren with otonhea at 2 weeks Group Number of children Antibiotic ear drops Oral antibiotics 76 4 77 34 Observation 75 41 10.19 Provide a point estimate and a 95% confidence interval for the prevalence of otorrhea at 2 weeks in the observation group. 10.20 Provide apoint estimate and a 95% CI for the preva lence of otorrhea in the ear drop group. 10.21 What tost can be used to compare the prevalence of otorhea for the ear drop group V. the observation group? State the hypotheses to be tested 10.22 Perform the test in Problem 10.21 and treport a p-value (two-tailed). Interpret your renults in words
Correlation
Correlation defines a relationship between two independent variables. It tells the degree to which variables move in relation to each other. When two sets of data are related to each other, there is a correlation between them.
Linear Correlation
A correlation is used to determine the relationships between numerical and categorical variables. In other words, it is an indicator of how things are connected to one another. The correlation analysis is the study of how variables are related.
Regression Analysis
Regression analysis is a statistical method in which it estimates the relationship between a dependent variable and one or more independent variable. In simple terms dependent variable is called as outcome variable and independent variable is called as predictors. Regression analysis is one of the methods to find the trends in data. The independent variable used in Regression analysis is named Predictor variable. It offers data of an associated dependent variable regarding a particular outcome.
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