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

Statistics 1, Week 1 notes

by: JayahMarshall

Statistics 1, Week 1 notes Stat 02260

Marketplace > Rowan University > Statistics > Stat 02260 > Statistics 1 Week 1 notes
GPA 3.0
View Full Document for 0 Karma

View Full Document


Unlock These Notes for FREE

Enter your email below and we will instantly email you these Notes for Statistics 1

(Limited time offer)

Unlock Notes

Already have a StudySoup account? Login here

Unlock FREE Class Notes

Enter your email below to receive Statistics 1 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

A detailed note guide from first week of classes.
Statistics 1
Catharine H. Dickerson
Class Notes




Popular in Statistics 1

Popular in Statistics

This 2 page Class Notes was uploaded by JayahMarshall on Saturday January 23, 2016. The Class Notes belongs to Stat 02260 at Rowan University taught by Catharine H. Dickerson in Spring 2016. Since its upload, it has received 35 views. For similar materials see Statistics 1 in Statistics at Rowan University.


Reviews for Statistics 1, Week 1 notes


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: 01/23/16
Week 1 of Notes : ( Consists of Chapter 1 )  Statistics 1 , Lecture 1 notes in more detail    Chapter :     Statisti is a waysort out inform, a source to make sense out of certain data.  Data is justinformation from an obser ation. A Case known also asobservational , is an individual entibeing observed for  data.  A Variablis ​haracterisor trahat vari s. *Depending on the data given, you can determine what the case is that is being observed.    2 Types of Variab​ s: 1. Categorical varia​are observations thaall into different ca example  being “groups”.  2. Quantitative varia are also observations​numerical va it is often the  measured amount of someth Remembering that quantitative varia​lways e a numbers.  Remember:  ­ The first question starting any exercise for the rest of your life as a Statistics student, is  to ask “What is the variable?”, asking this will make it every step to come a little easier  because you will know the base of your data.  *Bothtypes of variacan have numerical vaBUT​ icategorical the number is  represented as a  and not a measured amount like quantitative.  *Variables such as time or distance will be still considered as a measured amount.    Populatio​is larger gr​you’d like/want to know about, later on observe.  A Census​is observe every c​in the gipopulatioyou wish to observe, can often be  impractical to receive 100% results.  A Sampleis a​ubset of the popu​who is observed in a stuwill reflect a population  as a whole.  Statistical Inferuses data fra sample to conclude an inf​about the population,  an inference is more described as an educated guess.    ● From​Populati o Data CollectitoSample o​Inferencback tPopulationis the  cycle we follow in Statistics.    *Arandom sampl​given isrepresentative sa​ you want it to be as similar to the  population you are observed.  *If tsampledoes not represe the population theBia sample.  *Huge Bias; Volunteering surveys, where responding is optional for the case.(people tend to  respond if it benefits them or they have a strong standing on it)  *Simple Random Solution(​SRS ); issolution to exclude​from occurring, basically to  choose at random.    For SRS:  ­ Number each caseyou have and ju​tick at rand, kind of like putting many a papers  in a hat and closing your eyes to choose.    Frequency​is known a​the coun​“how many times did you obse something in the data.  *Tables are ways to organicategorical data. The visual of th​requency Table, Bar  Chart and Pie chart.  *We all know what a bar chart and pie chart looks​requency table looks​. ke.         (Question being asked to a case)      Response             Frequency  ​       *list all the                     *for each response        possible responses         record the count*       that were given*   *Be sure that the frequency totals to the amount in each case.    Proportionis numerical value that indicates how common each cais, it is a  percentag​          number in category  total number in sample or population observing    ex.  9 (people with tattoos) / 36 (total # of people asked) =  0.25 %    Parameter is a number that describeentirp​opulati​ . Statist​is a number that describs​mple  *Note that: the first letter of Parameter and Population, easy hint/tip to remember, as well as  with Statistic and Sample.    ^  P is call“P­hat, the notation​tatis : obtained from just a sample.  P simple“P, the notationParameter : the proportion of the category in the entire population.     


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."

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."


"Their 'Elite Notetakers' are making over $1,200/month in sales by creating high quality content that helps their classmates in a time of need."

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.