10 Statistics Tutorials

These Statistics tutorials are written by experienced educators, all of whom also offer private tutoring lessons. Get the Statistics help you need, whether through these tutorials or through private tutoring lessons.

Modeling the Cost of High-Stakes Decisions: The Case of Brady v. Bellichick

Statistical regression and probability analysis are quantitative business methods used to predict future outcomes based on past events. In contrast,economic opportunity cost tables quantify the impact of choosing a course of action before an event occurs. This tutorial examines the recent conflict between New England Patriots head coach Bill Bellichick and team owner Robert Kraft…

Four of a Kind

This problem is an example of a statistical probability problem.


Identify Root Causes To correctly identify a root cause, a complete understanding of the process is necessary. This does not mean just understanding how a process was designed to work. It means understanding how the process is actually working. To accomplish this you need to: Have clearly defined goals for data collection Identify the data…

Probability – Poker Dice

This is a problem concerning basic probability calculations from the text: “A First Course in Probability Theory” by Sheldon Ross (8th addition).

Probability of Drawing a Full House

We are going to randomly select 5 cards from a standard deck of 52 playing cards. We will find the probability of drawing a full house. First let us define a full house. A full house is a combination of a three of a kind and a pair. Ex: Three aces with two kings A…

The Birthday Problem

The subject does say statistics, I couldn’t find probability so I found the closest relative. This infamous problem confuses the heck out of most people when first come across. The question at hand is: suppose you are at a birthday party and you make a bet with a friend. You say you can find at…

Writing a Conclusion Based on Statistical Data

Being able to draw conclusions based on statistics is a very important component to understanding your results. By viewing the research question, parameter(s) of interest, sample statistic, and p-value, we can conclude what the results of the research were. In this problem, you will be given the above information and it is up to you…

Standard Deviation and Standard Error

As a math and statistic tutor I have often been asked “What is the difference between standard deviation and standard error?” My objective in this tutorial is to demonstrate with an example what the difference is. To fully comprehend the difference we need to know what a sampling distribution is and the definitions of standard…


Here is an example of a probability question illustrated with a deck of cards:

Probabilty- For Grade 11-Revision

This probability tutorial is ideal for Grade 11 and for those who are sitting for O/L examination in Maths. It is a revision paper for the lesson “probability”