×

### Let's log you in.

or

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

×

or

## Psy 202- Chapter 5

by: T'Keyah Jones

5

0

2

# Psy 202- Chapter 5 Psy 202

T'Keyah Jones
OleMiss
GPA 3.0

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

×
Unlock Preview

These notes cover the chapter 5 topic of Sampling and Confidence Intervals
COURSE
Elementary Statistics
PROF.
Dr. Melinda Redding
TYPE
Class Notes
PAGES
2
WORDS
CONCEPTS
Statistics, Psychology
KARMA
25 ?

## Popular in Psychology (PSYC)

This 2 page Class Notes was uploaded by T'Keyah Jones on Monday September 19, 2016. The Class Notes belongs to Psy 202 at University of Mississippi taught by Dr. Melinda Redding in Fall 2016. Since its upload, it has received 5 views. For similar materials see Elementary Statistics in Psychology (PSYC) at University of Mississippi.

×

## Reviews for Psy 202- Chapter 5

×

×

### 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: 09/19/16
September 20, 2016 Elementary statistics a) Random Sample All cases in the population have an equal chance of being selected Statistical test are built around random sample Does not guarantee representative sample Sampling error Reflects discrepancies between sample values and population values due to random factors Random chance b) Sampling Distribution Get from various types of samples Creating distribution from statistics Calculating all samples Standard deviation of this distribution is called standard error of the means (M) c) Central Limit Theorem Core of inferential statistics The mean of the samples will create a normal distribution Mean of sampling distribution = mean of population All samples have to be the same size When  is unknown, the standard deviation of sample can be used to estimate the standard error of the mean: S = _S_ M √N d) 95% Confidence Intervals Range of scores built around a sample value, such as a mean, M, that is assumed to contain the population mean, μ. Formula: M ± 1.96 ( M Example N= 81 M= __ = 12 = 1.33  M 1.33 = 12 √N √81 M=100 95% C. I. = M ±1.96 (M) =100 ± 1.96(1.33) =100 ± 2.6068 = Ranges from 97.39 to 102.61

×

×

### 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."

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 material...plus 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

#### 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