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Class Notes for Steve Kopp

Statistics For Business And Social Sciences

Statistical Sciences 2035 Lecture Notes - Lecture 1: Statistical Inference, Descriptive Statistics, University Of Western Ontario

find more resources at oneclass.com What is Statistics? Statistics is the science of collecting, organizing, summarizing and interpreting numerical facts, which we call data Statistics start with a question 1. W...

Statistical Sciences
Statistical Sciences 2035
Steve Kopp
Statistical Sciences 2035 Lecture 2: Chapter 2.3

Bar Graph of Blood Type for Hawaii 50.0 y c 40.0 n e u 30.0 q e r F 20.0 e v i t a l 10.0 e R 0.0 OABAB Blood Type Other Graphical Bar Graph of Ethnic Group for Hawaii 100.0 y c 80.0 n e u q 60.0 e r F e 40.0 v i t a l 20....

Statistical Sciences
Statistical Sciences 2035
Steve Kopp
Statistical Sciences 2035 Lecture Notes - Lecture 1: University Of Western Ontario, Aisle, Standard Deviation

What is Statistics? Statistics is the science of collecting, organizing, summarizing and interpreting numerical facts, which we call data Statistics start with a question 1. What percent of students at UWO smoke? 2. Are th...

Statistical Sciences
Statistical Sciences 2035
Steve Kopp
Statistical Sciences 2035 Lecture Notes - Lecture 2: Random Variable, Frequency Distribution, Long Tail

Chapter 2 Charts and Graphs In this chapter we will learn about several techniques for summarizing and depicting data. We will be interested in things like: Constructing a frequency distribution from a set of data Describi...

Statistical Sciences
Statistical Sciences 2035
Steve Kopp
Statistical Sciences 2035 Lecture Notes - Standard Deviation, Statistical Parameter, Confidence Interval

Chapter 7 – Estimation of Population Means Confidence Intervals for μ We now move into a statistical topic called “statistical inference” • the goal of inference is to draw conclusions (make inferences) about a popula...

Statistical Sciences
Statistical Sciences 2035
Steve Kopp
Statistical Sciences 2035 Lecture Notes - Confidence Interval, City Newspaper, Categorical Variable

Confidence Intervals for A Population Proportion (section 7.4) Studies often examine categorical data • categorical data consists of counts (x) or percents (proportions, p) obtained from counts • this section presen...

Statistical Sciences
Statistical Sciences 2035
Steve Kopp
Statistical Sciences 2035 Lecture Notes - Ferrari P

Example 4.10 Solution X= # of spoiled milk cartons out of 250 P= P(success)=P(carton being spoiled)=0.01 X~Bin(n=250; p=0.01) We wish to calculate: P(x>5)=1- P(x<=5)=1-[p(0)+P(1)+P(2)+P(3)+P(4)+P(5)] Where P(5)=( 250...

Statistical Sciences
Statistical Sciences 2035
Steve Kopp
Statistical Sciences 2035 Lecture Notes - Interval Estimation, Standard Deviation, Statistical Process Control

The Empirical Rule If the population distribution is bell-shaped (normal distribution), symmetrical with a single peak, with mean μ and standard deviation σ, then 1. 68.26% of all population units are within (plus ...

Statistical Sciences
Statistical Sciences 2035
Steve Kopp
Statistical Sciences 2035 Lecture Notes - Jim Yong Kim, Creatine Kinase, Kims

Chapter 2 – Descriptive Statistics In this chapter we will learn about descriptive statistics which is the science of describing the important characteristics of a population or sample We will be interested in things lik...

Statistical Sciences
Statistical Sciences 2035
Steve Kopp
Statistical Sciences 2035 Lecture Notes - Random Number Table, Systematic Sampling, Ordinal Data

Populations and Samples (section 1.1) What is a population? • It is a set of all units that you are interested in studying • Units = people OR objects OR events Examples All undergraduates at UWO are about 26000. Al...

Statistical Sciences
Statistical Sciences 2035
Steve Kopp

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