New User Special Price Expires in

Let's log you in.

Sign in with Facebook


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


Create a StudySoup account

Be part of our community, it's free to join!

Sign up with Facebook


Create your account
By creating an account you agree to StudySoup's terms and conditions and privacy policy

Already have a StudySoup account? Login here

Spatial Analysis

by: Dr. Cristopher Deckow

Spatial Analysis GEOG 5670

Dr. Cristopher Deckow
GPA 3.64


Almost Ready


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

Purchase these notes here, or revisit this page.

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

Preview These Notes for FREE

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

Unlock Preview
Unlock Preview

Preview these materials now for free

Why put in your email? Get access to more of this material and other relevant free materials for your school

View Preview

About this Document

Class Notes
25 ?




Popular in Course

Popular in Geography

This 6 page Class Notes was uploaded by Dr. Cristopher Deckow on Wednesday September 30, 2015. The Class Notes belongs to GEOG 5670 at Western Michigan University taught by Staff in Fall. Since its upload, it has received 36 views. For similar materials see /class/216847/geog-5670-western-michigan-university in Geography at Western Michigan University.


Reviews for Spatial Analysis


Report this Material


What is Karma?


Karma is the currency of StudySoup.

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

Date Created: 09/30/15
Hypothesis testing and basic inferential statistics GEO G567 Hypothesis testing Twotailed test 7 Rejectlon region located in both tails of distnbution e No reason to aipect sample statistic to be geater or less than population value Onetailed test 7 Rejectlon region located in one tail or other Type I error on 7 Probability offailing to accept a true hypothesis Type 11 error 3 7 Probability offailing to reject a false hypothesis Power ofthe test 1 ater as difference between the hypothesized mean and true ean increases Testing for normal distribution I Chisquare X2 goodness of t test 7 Used to determine if data follow particular distr39bution 7 Compare sample data with expected distribution ifnull hypothesis is true 7 Data should be placed in categories classes 7 We can determine expected frequency for each category assuming null ypothesis is true 7 Null hypothesis data are distributed as hypothesized 7 Can only be used with frequencies 7 Assumptions Sample is random Sample size is large gt30 Expected frequency in each cell should be at least 5 Determining if two categorical variables are independent I X2 contingency tables 7 Uses same chisquare statistic as above 7 Ifdifference between observed and expected Wlues is small differences could occur by chance a Ifdifferences are large reject null hypothesis and conclude there is relationship between two Variables ofslze n drawn Born a large population Sample size is relatively large Expected cell equencles should be at least 5 l izlodgjz The t distribution I Used with samples in which We must estimate the standard error of the mean IfWe are dealing with alarge sample We canuse the normal distribution Z I tdistribution is useful with smaller samples 7 As sample size gets larger the tdistribution resembles the normal distribution 7 tdistn39bution also must take into account degrees of freedom One sample t test I Used to compare a sample mean to a knomitheoretical population mean Assumptions 7 Variable is normally distributed or sample size is large 7 Population std deviation is unknown sample used as estimate Twosample t test Assessing relationship between two vaIiables Testing means obtained from two samples Do samples come from same population Assumptions 7 Independent random samples 7 Population nonnally distributed XI NNM 0i X2 NltH2102gt 7 Null hypothesis 1 p or Jam 0 7 Use modi cation ofttest because 52 is unknown ZEFEHM MJ 0R i 6m Basic inferential statistics 11 GEO G567 Twosample ttest 0 Assessing relationship between two variables 7 Testing means obtained from two samples 7 Do samples come from same population 7 Use modi cation of ttest because 62 is elude Ga ZEK 1 OR Twosample ttest 0 Must determine if sample variances are equal 7 Use Ftest dfn1 7 1 n2 71 largavanance smalls variance Pooled variances quotinfr m4 mm mm 0 Separate variances A1 A 1 A L L 01 m m Paired ttest I Samples are NOT independent 7 Populations normally distributed XINN 17012a nd X2 NUquot 622 e d equals mean ofpaired differences 7 SDquotn is esumaie of sid error of mam diflerence Nonparametric tests I MannWhitney U test 7 Equivalent of two sample ttest I Wilcoxon test 7 Equivalent of paired ttest I KruskalWallis test 7 Equivalent of ANOVA 925 MannWhitney U test I Nonparametric test for difference of means I Independent samples I Rank all variables keeping group identity U n1 n2 2n1n117R1 7 where R equals sum ofranks for group 1 MannWhitney test can be convened Zstatistic U 7 2n1n2 fiiln2nln2112 Wilcoxon Signed Ranks Nonparametric equivalent of paired 1651 7 Rank paired differences from lowest to highest 7 Use absolute diiferenee not positive or negative 7 Use average rank in 39 event oftle T Sum ofpositive or negative ranks e Ifdifferences are random sum ofpositive ranks T e out the sane as sum ofnegative ranks TN Twotailed test 39 Use smaller of T and TN Onetailed test Test appropnate rank Sum


Buy Material

Are you sure you want to buy this material for

25 Karma

Buy Material

BOOM! Enjoy Your Free Notes!

We've added these Notes to your profile, click here to view them now.


You're already Subscribed!

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

Steve Martinelli UC Los Angeles

"There's no way I would have passed my Organic Chemistry class this semester without the notes and study guides I got from StudySoup."

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


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


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:

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

Satisfaction Guarantee: If you’re not satisfied with your subscription, you can contact us for further help. Contact must be made within 3 business days of your subscription purchase and your refund request will be subject for review.

Please Note: Refunds can never be provided more than 30 days after the initial purchase date regardless of your activity on the site.