t Test for the Slope and the Correlation Coefficient
Topic Page
t Test for the Slope and the Correlation CoefficientQuestions
- What information is gleaned if we reject the null hypothesis for the test of the slope of the least squres regression line?
- What is a t-score?
- How do you determine the t-statistic of a variable in a regression model?
- How can a t-statistic be used to determine statistical significance?
- Can t-test statistics be a negative number?
- Can t-test statistic have a negative number?
- How do you calculate the t-score of the slope of a time series regression?
- What is an augmented Dickey-Fuller test used for?
- What type of data warrants the use of an augmented Dickey-Fuller?
- What is the standard error of an estimator?
- If a t-statistic is negative, should the absolute value be used?
- How do you interpret the t-statistic of a coefficient in a regression analysis?
- Does a high t-score for a coefficient in a regression model indicate a causal relationship between the variable and the dependent variable?
- How do you make a linear regression line from the data?
- If coefficient of correlation, “r” between two variables is zero, does it mean that there is no relationship between the variables?
- How do you calculate the correlation coefficient?
- What does a correlation coefficient of -1, 0, and 1 mean?
- How do you write the equation of the regression line for the following set of data and find the correlation coefficient?