Which statistical process would be most helpful in determining critical variables in a student's success in statistic class?

Group of answer choices

regression with success in statistics class as an independent variable

use a confidence interval with the success in statistics class as the mean

regression with success in statistics class as the dependent variable

hypothesis testing with a null hypothesis that student success is more than the current average

hypothesis testing with a null hypothesis that student success is less than or equal to the current average in the course