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Notes for Elementary Statistics User:Joel Vannatta Chapter 5
Random variable: A variable whose value is determined by the outcome of a random experiment Discrete random variable: A random variable which can be counted in whole numbers (i.e. number of cars) 
School Notes Wiki
The purpose of this wiki is to allow students in both grade school and college to record the notes taken in their classes, as well as allow others to access the notes submitted on various 
Notes for Elementary Statistics (STA2023) User: Joel VannattaChapter 2
Raw Data: data that is in the form of which it was originally collected. Example: the age of 5 students were recorded, the ages being 19, 18, 23, 20, and 17. This is the raw 
Notes on Financial Accounting (ACG2021) by User:Joel Vannatta Chapter 1
Internal users: individuals who use a company's accounting information from within the company. They include marketing managers, production suptervisors, and company officers. External users: individuals who use a company's accounting information from outside 
Notes for Elementary Statistics (STA2023) User: Joel VannattaChapter 1
Statistics: the methods of collecting, reading, and using data in order to make decisions Descriptive Statistics: Raw statistical data (ex: 50% of men and 25% of women suffer from too much stress) 
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Notes on Financial Accounting (ACG2021) by User:Joel Vannatta 
Finding the value of a Poisson probability distribution (TI83+)
To find probability of a having ONLY a certain frequency (i.e. x= 3): Go to DISTR(2ndVARSDISTRpoissonpdf(, Input'poissonpdf(Î»,x)', replacing the variables with their respective values To find probability of having 
Finding the mean of a discrete random variable (TI83+)
Your starting information should include the differant values of variable'x' and the corresponding probabilities'p(x)'. The sum of p(x) should equal 1. Ex. 
Finding the standard deviation of a discrete random variable (TI83+)
Your starting information should include the differant values of variable'x' and the corresponding probabilities'p(x)'. The sum of p(x) should equal 1. Ex. 
Operating a TI83+ Graphing Calculator
Statisticsrelated graphing calculator functions Finding the mean of a discrete random variable 
Notes on Financial Accounting (ACG2021) by User:Joel Vannatta
Chapter 1: Introduction to Accounting 
Notes for Elementary Statistics(STA2023) User:Joel Vannatta
Chapter 1: Introduction, beginning terminology, and summation notation Chapter 2: Data organization and graphs 
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