Y. Ehe data on the right are birth rate and income ratio or a sample of 12 developing countries. Brazil 32 8.4 Colombia 45 8.4 Calculate the regression line relating the birth rate to he growth rate. Costa Rica 30 8.6 India 34 5.2 Mexico 37 7.6 Peru 26 4.1 29 5.2 Philippines Senegal 35 5.1 South Korea 30 2.5 Sri Lanka 34 4.4 Taiwan 30 3.0 Thailand 28 4.0 The regression line is Y; =+X+ej. (Round to three decimal places as needed.) !! 6121 5400 o o 6 715 5242 4
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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