Class Notes (838,347)
Canada (510,861)
PSCI 2702 (12)
Lecture

Class 5 – PSCI2702A – February 5, 2014.docx

2 Pages
95 Views
Unlock Document

Department
Political Science
Course
PSCI 2702
Professor
Andrea Wagner
Semester
Winter

Description
Class 5PSCI2702AFebruary 5 2014Two types of means sample mean based on observations in sample and population mean average for whole populationWe do not know population average this is why we need to estimate it with the sample meanCan calculate the mean only for an interval ratio variable But there is always a margin of error 5 usually because the sample is not always representative oBeing wrong means the interval estimate mean will not include the population averageoPerhaps the sample wasnt representative data set missing valuesWhat is hypothesis testing aboutWant to prove my research hypothesis ie reject the null hypothesisStatistical significance means you can actually generalize to the whole populationRandom chance means that a sample is not generalizable because of errors in sampling choosing only certai
More Less

Related notes for PSCI 2702

Log In


OR

Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


OR

By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.


Submit