×

### Let's log you in.

or

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

×

or

## Module 2 Week 1 Notes: Types of Studies & Data

by: Samantha Melton

3

1

2

# Module 2 Week 1 Notes: Types of Studies & Data PSYC 301

Marketplace > University of Louisville > Psychlogy > PSYC 301 > Module 2 Week 1 Notes Types of Studies Data
Samantha Melton
U of L

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

×
Unlock Preview

These are notes taken while listening to the TED lecture recordings rather than the powerpoints he gives, and as such there is more material/explanations in my notes that the powerpoints alone do n...
COURSE
Quantitative Statistics
PROF.
Dr. Edlin
TYPE
Class Notes
PAGES
2
WORDS
CONCEPTS
Statistics, Psychology, Excel, Math
KARMA
25 ?

## Popular in Psychlogy

This 2 page Class Notes was uploaded by Samantha Melton on Wednesday July 6, 2016. The Class Notes belongs to PSYC 301 at University of Louisville taught by Dr. Edlin in Summer 2016. Since its upload, it has received 3 views. For similar materials see Quantitative Statistics in Psychlogy at University of Louisville.

×

## Reviews for Module 2 Week 1 Notes: Types of Studies & Data

×

×

### 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: 07/06/16
Module 2­ Week 1 Variables: Variable­ property of an object/event that can take on different values - Continuous variables­ variables that can take on any value o quantitative data; any kind of number.  o Percentage Score on Exam o Number of food dish visits - Discrete variables­ can only take on a small set of possible values o Categorical data; frequency/count data (no number) o Letter grade on Exam o Sex/gender - BOTH Variables­  o Hungry Mice­ Number of food visits (continuous) vs. classify hungry or full  based on visits (discrete) o Age­ number of years (continuous) vs. adolescent, young adult, senior categories  (descrete) **** Almost any continuous variable can be “chopped up” into discrete categories. Use ranges  to divide into categories. - Type of variables determine what type of tests to use to.  - How we measure data = how we can analyze it. Dependent Variables­ response variables - Accident or No accident (Road Rage) // Discrete Variable Independent Variables­ explanatory/predictor variables - Anger inoculation/no anger inoculation (Road Rage) // Discrete Variable Types of Studies: Observational Studies­ researcher just watches, doesn’t manipulate any variables. Just takes  data and looks at it - Cant infer causality from observational studies, have to do an actual expiement o Icecream & Sharks Example  Third Variable Problem - Independent variable might influence dependent, or there may be a third variable  influencing both.. we don’t know, we don’t have any contorl - Hungry Mice Example - Facebook Study­ Collected Data & Observed it Causality Study­ Manipulation participants Third Variable Problem: - How to Eliminate: o Control­ manipulate independent variable & try to keep everything else constant o Random Assignment­ Use to equalize the things we cant control. randomly  assigning participants so each person has an equal chance of being in a condition,  because some things are impossible to keep constant.  Example: Can’t control GENDER or IQ Data Collection: Population­ Entire collection of events in which you are interested Sample­ Data collected from a subset of the population - If population = students in this PSYC 301 course…. Then a random sample of  students in this PSYC 301 course is a GOOD SAMPLE. - If population = students in ALL online courses… Then a random sample of students  enrolled in any online course is a GOOD SAMPLE. ****** Important to keep in mind what you’re looking at when using these terms, because one  person’s sample might be another person’s population Random Sampling­ Use for inferential statistics

×

×

### 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

Bentley McCaw University of Florida

#### "I was shooting for a perfect 4.0 GPA this semester. Having StudySoup as a study aid was critical to helping me achieve my goal...and I nailed it!"

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!"

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

#### 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