# Probability & Statistics

• 4

### Statistics and Probability: Cumulative Distribution Function

7 months ago

Definitions, resources, references, and examples that include three different software packages.

• 2

### How to Do a Simple Regression using a Casio Calculator

6 months ago

Wondering if there is a way to help you out conduct a simple regression analysis? Well, there is! All you need to have is a CASIO calculator that is capable of performing the task. Read this article to find out how to...

• 471

### How To Calculate Standard Deviation

10 years ago

First, you need to determine the mean. The mean of a list of numbers is the sum of those numbers divided by the quantity of items in the list (read: add all the numbers up and divide by how many there are). Then,...

• 3

### How to Analyze a Statistical Survey: Standard Deviation, Outliers, and More

5 years ago

This Hub shows how to analyze data obtained from a statistical survey. The methods prescribed in this Hub are basic, yet effective.

• 1

### Why do students experience difficulties in Business Statistics?

23 months ago

Many of the college students taking up Business Statistics are having a hard time coping with it. Why does this happen? Let's find out.

• 3

### How to Use Standard Deviation Formula For Equations (Statistics Help)

3 years ago

Standard Deviation = σ (The Greek letter sigma) First find the mean of the given set of numbers. Next subtract the mean from each number in the set. Then square the sum of each number. Add the total of the...

• 0

### Cracking Probability and Combinatorics: Card Game Problems

21 months ago

Card game problems are a recurring theme in probability. In fact, a small set of basic principles allows you to crack game problems with ease, including the notorious poker hand problems.

• 32

### How to calculate simple statistics

8 years ago

In statistics, the most important calculations are the mean, mode, median, variance, and standard deviation (std dev)  In this hub, I will cover the following: sample size population mean mode median variance ...

• 0

### Standard Normal Distribution Table

18 months ago

What is a standard normal distribution table? What statistics are used with a standard normal distribution? Can other distributions be converted to a standard normal distribution?

• 4

### Null Hypothesis and Formulas: A Definition with Examples

5 years ago

A basic discussion on the null hypothesis, z-scores, and probability. This article includes examples of the null hypothesis, one-tailed, and two-tailed tests. A coin is tossed and comes up tails ten times: is this just...