Interactive statistics learning

StatsHelps

Learn the process, not just the answer.

This launch preview demonstrates the learning style behind StatsHelps: guided problem setup, intermediate calculations, hypothesis interpretation, and plain-language conclusions.

ΣWorked
examples
x̄Interactive
calculators
pGuided
solutions
?Learning
checks

Questions? [email protected]

Launch demo

One-Sample t-Test: Guided Example

Work through a common introductory statistics problem one step at a time. Use Show Next Step to learn the process, or Skip to Result to see the full solution.

Problem

A class wants to test whether the average weekly study time for students differs from 10 hours. A sample of students reports the following weekly study hours:

8, 12, 9, 11, 10, 7, 13, 9, 12, 10

Use a one-sample t-test at α = 0.05 to determine whether the population mean study time is different from 10 hours.

Inputs

Enter numbers separated by commas, spaces, or line breaks.

Ready to begin
Learning mode: Start the guided solution to reveal each part of the statistical reasoning process.