Success in business and science means making smart decisions. And those require the kind of information you can only get from sophisticated data analysis. It’s a growing field with huge opportunities.

Using What-If Analysis, you can visualize the effects of different variables, making it easier to assess risks and opportunities. In Excel, three primary tools are available for performing What-If ...

Lesson 6 Gap Analysis Using t-Tests Here we are going to explore basic Gap Analysis in R. It shows different types of graphical gap analysis and concludes with the t -test. Recall that the task is to ...

Microsoft Excel’s Data Analysis Toolpak is an invaluable add-in for those who require complex statistical or engineering analyses. This powerful feature allows users to execute a variety of data ...

Microsoft Excel for Mac computers contains many of the same functions as Excel for Windows , including the t-test function. To perform a t-test, you need two sets of data to compare; the data ...

An curved arrow pointing right. Don't waste time testing different values individually in Excel. Use a data table to show the results for many different possible scenarios at once. Produced by ...

Ife Ogunfuwa A T-test is a way of deciding if there are statistically significant differences between data sets, using a Student’s t-distribution.