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

Ecology weeks 1 and 2

by: Daniella Heussner

Ecology weeks 1 and 2 BIOL-3034

Marketplace > Oklahoma State University > Biology > BIOL-3034 > Ecology weeks 1 and 2
Daniella Heussner
OK State
GPA 3.0
View Full Document for 0 Karma

View Full Document

Dr. Steets

Almost Ready


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

Get these notes here, or revisit this page.

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

Unlock These Notes for FREE

Enter your email below and we will instantly email you these Notes for Ecology

(Limited time offer)

Unlock Notes

Already have a StudySoup account? Login here

Unlock FREE Class Notes

Enter your email below to receive Ecology notes

Everyone needs better class notes. Enter your email and we will send you notes for this class for free.

Unlock FREE notes

About this Document

Topics covered are... Scientific method Data and Statistics Aquatic and Terrestrial Environments Climate Soil
Dr. Steets
Class Notes




Popular in Ecology

Popular in Biology

This 1 page Class Notes was uploaded by Daniella Heussner on Monday January 25, 2016. The Class Notes belongs to BIOL-3034 at Oklahoma State University taught by Dr. Steets in Spring 2016. Since its upload, it has received 16 views. For similar materials see Ecology in Biology at Oklahoma State University.

Similar to BIOL-3034 at OK State


Reviews for Ecology weeks 1 and 2


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: 01/25/16
An ecological system consists of a group of organisms that have regular interaction or dependence upon each other Hierarchy of ecological systems Individual ltPopulation ltCommunity lt Ecosystem lt Biosphere Lecture 2 Scientific Method Manipulative experiments Alter and measure response in l or more variables Create artificial variation Can be replicated Natural experiments Natural variation Variables are not altered Hard to replicate Ways to characterize data Mode the most replicated answer Median Value at which half of the observations are greater and half are lesser Mean average Range Max minus minimum Variance spread about the mean Standard deviation square root of variance Types of hypothesis Null hypothesis H0 A statement of no effect no difference no patternquot Alternative hypothesis H1 Tests of significance Test statistic your calculated value using all of the data When test statistic is very large far from 0 reject the H0 When test stat is very small close to zero fail to reject the H0 Pvalue The probability that observed or more extreme differences would have been found if the null hypothesis were true If pvalue is small plt005 you reject the H0 If pvalue is large pgt005 you fail to reject the H0 Critical value The value that a test statistic must exceed in order for the null hypothesis to be rejected


Buy Material

Are you sure you want to buy this material for

0 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."

Kyle Maynard Purdue

"When you're taking detailed notes and trying to help everyone else out in the class, it really helps you learn and understand the I made $280 on my first study guide!"

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."

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.