While more than 1 million students are taking a college admissions test some say has been in dire need of updating, the College Board on Wednesday released new sample questions for the redesigned SAT ...

The One-Sample t-Test task enables you to test whether the mean of a variable is less than, greater than, or equal to a specific value. The observed mean of the variable is compared to this value.

Statistics is a branch of math that involves the collection, description, analysis, and inference of conclusions from quantitative data. But what is a statistic? Let’s find out. The word statistic is ...