Concept of Correlation & Regression

Basic Definitions of Correlation & Regression:

Coefficient of Determination: It is the percent of variation which can be described by the regression equation.

Correlation: It is a method which is used to find out if a relationship exists between the variables.

Correlation Coefficient: It is a statistic or parameter that measures the strength and direction of a relationship among two variables.

Dependent Variable: It is a variable in regression or correlation that can’t be controlled, that is, it mainly depends on independent variable.

Independent Variable: It is a variable in regression or correlation that can be controlled, which is, it is independent of other variable.

Pearson Product Moment Correlation Coefficient: It is a measure of strength and direction of the linear relationship among two variables.

Regression: It is a method employed to explain the relationship among two variables.

Regression Line: This can be defined as the best fit line.

Scatter Plot: It is a plot of the data values on coordinate system. The independent variable is graphed all along the x-axis and a dependent variable all along the y-axis.

Standard Error of the Estimate: It is the standard deviation of observed values regarding the predicted values.

Latest technology based Statistics Online Tutoring Assistance

Tutors, at the www.tutorsglobe.com, take pledge to provide full satisfaction and assurance in Statistics help via online tutoring. Students are getting 100% satisfaction by online tutors across the globe. Here you can get homework help for Statistics, project ideas and tutorials. We provide email based Statistics help. You can join us to ask queries 24x7 with live, experienced and qualified online tutors specialized in Statistics. Through Online Tutoring, you would be able to complete your homework or assignments at your home. Tutors at the TutorsGlobe are committed to provide the best quality online tutoring assistance for Statistics Homework help and assignment help services. They use their experience, as they have solved thousands of the Statistics assignments, which may help you to solve your complex issues of Statistics. TutorsGlobe assure for the best quality compliance to your homework. Compromise with quality is not in our dictionary. If we feel that we are not able to provide the homework help as per the deadline or given instruction by the student, we refund the money of the student without any delay.