Listed below are PSAT scores and SAT scores from prospective college applicants. The scores were reported by participants who responded to a request posted by the website talk.collegeconfidential.com. Is there sufficient evidence to conclude that there is a linear correlation between PSAT scores and SAT scores? PSAT 183 207 167 207 197 142 193 176 SAT 2200 2040 1890 2380 2290 2070 2370 1980
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.
- Listed below are PSAT scores and SAT scores from prospective college applicants. The scores were reported by participants who responded to a request posted by the website talk.collegeconfidential.com. Is there sufficient evidence to conclude that there is a
linear correlation between PSAT scores and SAT scores?
PSAT 183 207 167 207 197 142 193 176
SAT 2200 2040 1890 2380 2290 2070 2370 1980
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
