Meaningfulness of a correlation coefficient

Reference no: EM13778477

Dose not have to be a long explaination as long as the questions are answered.

Draw a scatterplot of each of the following:

· A strong positive correlation
· A strong negative correlation
· A weak positive correlation
· A weak negative correlation

Give a realistic example of each.

What is the coefficient of determination? Why is it important to know the amount of shared variance when interpreting both the significance and the meaningfulness of a correlation coefficient?
If a researcher wanted to predict how well a student might do in college, what variables do you think he or she might examine? What statistical procedure would he or she use?
What is the meaning of the p value of a correlation coefficient?

Reference no: EM13778477

Questions Cloud

State of decision making and problem diagnosis : Which of the steps in the formal planning process involves studying past events, examining current conditions, and forecasting future trends?

Stereotypes set by culture and society : Sociology came into existence in the 19th century to explain the enormous changes occasioned by the Industrial Revolution, urbanization, and an individualistic mind-set. Unlike agrarian communities, the emerging urban populations were large, numbe..

Java coding if-else while loop : Code a while loop that keeps printing "You are a DEDICATED student!" as long as the user enters an attendance rate of 90% or greater. Assume the loop-control variable, attendance, is already declared along with input for the Scanner class. The w..

Strongly counter-intuitive consequences : Review the Food Environment Atlas maps for variables that seem to affect your selected state the most. Select a state and variables you consider relevant to represent the food environment in you chosen state.

Meaningfulness of a correlation coefficient : What is the coefficient of determination? Why is it important to know the amount of shared variance when interpreting both the significance and the meaningfulness of a correlation coefficient?

How to create both method contract and method specification : Your demonstrations of how to create both method contract and the method specification for the GetCourseByCourseID() method of the CourseList class were very well received by your team members

When making basic marks and marginal comments : When making basic marks and marginal comments, which strategy is LEAST helpful? Which of the following steps do not help writers develop research topics into appropriate lines of inquiry?

Strongly counter-intuitive consequences : Cultural relativists argue that moral standards exist only within specific societies; that there are no objective, culturally independent standards of morality. Many people reject this position because it entails strongly counter-intuitive conseq..

Historic mistreatment of deserving black americans : Our efforts to address the problems of racial inequality have been centered in on one of our most important social institutions - education. While the schools of this country are a local place to focus these efforts, can we fix one problem without..

User Account

All Pages