A food channel wishes to study breakfast preferences vs. geographical location and they send their intern out to gather information. The intern returns the table below. Avocado Toast Pancakes and Bagel and Cream Cheese Eggs East Coast 40 25 55 120 Middle States West Coast 33 39 12 98 146 53 42 65 88 68 144 300 If the researcher hypothesized that breakfast preference and location were independent, how many people would he expect were from the East Coast and preferred Bagels out of these 300?
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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