×

### Let's log you in.

or

Don't have a StudySoup account? Create one here!

×

or

## Last week of notes

by: Dora Notetaker

33

1

3

# Last week of notes 400

Dora Notetaker
UAB
Research in Political Science
John E McNulty

These notes were just uploaded, and will be ready to view shortly.

Either way, we'll remind you when they're ready :)

Get a free preview of these Notes, just enter your email below.

×
Unlock Preview

Here are the last week of notes from this class from Dec. 1 and 3.
COURSE
Research in Political Science
PROF.
John E McNulty
TYPE
Class Notes
PAGES
3
WORDS
CONCEPTS
political science, research methods, Statistics, spss
KARMA
25 ?

## Popular in Public Relations

This 3 page Class Notes was uploaded by Dora Notetaker on Thursday December 3, 2015. The Class Notes belongs to 400 at University of Alabama at Birmingham taught by John E McNulty in Summer 2015. Since its upload, it has received 33 views. For similar materials see Research in Political Science in Public Relations at University of Alabama at Birmingham.

×

## Reviews for Last week of notes

×

×

### What is Karma?

#### You can buy or earn more Karma at anytime and redeem it for class notes, study guides, flashcards, and more!

Date Created: 12/03/15
PSC 4002D Research in Political Science Dr McNulty Last week of notes Week of Nov 30 Tue Dec1 Chisquare Used when looking at 2 categorical variables It is the formal measure of the difference btw what a proportionally normal table and the table you see The bigger the chisquare is the more likely that you can get a random distribution by random chance The size of the chisquare is conditioned by the degrees of freedom Difference in means test Used when you have 1 categorical 1 numeric variable It tells you if that difference is big enough that you can reject that it s just random variation It will calculate 2 means for 2 different groups separated by a category There s going to be some random variation your 2 means are never going to be the same SPSS is going to square them add them and take the square root Equa on Diff in means or Zsummed standard deviations 0 Z 95 So if you look at the difference between the average height of men and women and the difference is say 6 o 6 or 2 2 O 6 or 4 GPA s o GPA for men 31 o GPA for women 32 0 Difference O1 o O1 or 09 0 So the difference in means between 10 and 08 0 So we can t reject that there is no difference between men and women 0 The difference is so small 0 We accept the Null hypothesis Regression o 2 numerics 0 Example higher income students vs lower income students 0 Y 0L BX s O GPA 0L 3P arent s Income 8 Final Do couple of Chisquares Do couple of Difference in means tests Do couple of Regressions Interpret results Thurs Dec 3 How to do a difference in means test in SPSS Analyze Compare means Independent samples test Choose 1 numeric and 1 categorical variable 0 r s age when 1st child born 0 grouping variable Respondent s sex Define groups 0 1 and 2 0 Do this by looking at what Difference in means Find the 2 means on the chart Std Error value x 196 confidence interval 213 Mean difference is an estimate for the whole us population based on 2000 ppl in survey Your confidence in that estimate is defined by the standard deviation and the size of your sample which is how you get the standard error What is your confidence interval We always use 95 So we always have to multiply by 196 if 95 but SPSS does this for us so we don t have to multiply Interval not including 0 means you can reject the null hypothesis TTest Mean difference or Confidence interval STD error difference 213 or 1 96276 2672 1588 Can you reject the null hypothesis that there is no correlation between your variables Yes because 0 in not in between the confidence intervals How to do regression in SPSS Open STATES10 data set 0 Analyze 0 Regression 0 Linear 0 Choose 2 variables 0 Dep Median age 2008 o lndep of population foreign born Analyzing the results 0 t is a ratio 0 BSTD error t o Stg 263 o No there is not a relationship 0 P value in much higher than 005 New variables Age at 2008 Birth rate Std error is lower than the B Ratio is 19 t value over 2 is 95 significant

×

×

### BOOM! Enjoy Your Free Notes!

×

Looks like you've already subscribed to StudySoup, you won't need to purchase another subscription to get this material. To access this material simply click 'View Full Document'

## Why people love StudySoup

Jim McGreen Ohio University

#### "Knowing I can count on the Elite Notetaker in my class allows me to focus on what the professor is saying instead of just scribbling notes the whole time and falling behind."

Allison Fischer University of Alabama

#### "I signed up to be an Elite Notetaker with 2 of my sorority sisters this semester. We just posted our notes weekly and were each making over \$600 per month. I LOVE StudySoup!"

Jim McGreen Ohio University

#### "Knowing I can count on the Elite Notetaker in my class allows me to focus on what the professor is saying instead of just scribbling notes the whole time and falling behind."

Parker Thompson 500 Startups

#### "It's a great way for students to improve their educational experience and it seemed like a product that everybody wants, so all the people participating are winning."

Become an Elite Notetaker and start selling your notes online!
×

### Refund Policy

#### STUDYSOUP CANCELLATION POLICY

All subscriptions to StudySoup are paid in full at the time of subscribing. To change your credit card information or to cancel your subscription, go to "Edit Settings". All credit card information will be available there. If you should decide to cancel your subscription, it will continue to be valid until the next payment period, as all payments for the current period were made in advance. For special circumstances, please email support@studysoup.com

#### STUDYSOUP REFUND POLICY

StudySoup has more than 1 million course-specific study resources to help students study smarter. If you’re having trouble finding what you’re looking for, our customer support team can help you find what you need! Feel free to contact them here: support@studysoup.com

Recurring Subscriptions: If you have canceled your recurring subscription on the day of renewal and have not downloaded any documents, you may request a refund by submitting an email to support@studysoup.com