Class Notes (836,147)
Canada (509,656)
Psychology (3,977)
PSYC 2390 (191)
Lana Trick (148)
Lecture

Lecture January 19

2 Pages
80 Views
Unlock Document

Department
Psychology
Course
PSYC 2390
Professor
Lana Trick
Semester
Winter

Description
thSensation January 19Signal detectionone part of the essay Absolute thresholdlooking at sensitivity to differences or the presence or the absence of stimulusReal sensitivitydyour ability to sense something or not vs Response styletendency to say yes or noresponse criterion how much evidence you need before you say yes I sense itLiberal response stylesays yes a lot not much evidence requiredConservative response stylesays no a lot lots of evidence required to say yesTone is presented 100 times and 100 times it is not presentedoptions are Hit H and Miss M or False Alarm FA and Correct Rejection CRboth areas will always add up to 100Sensitivity is HFA The ROC Curve receiver operating curveChange the payoff matrix to make someone more liberal or more conservativeIf both H and CR have the same payoff there will be no biasneutral criterionIf H has the biggest payoff and CR M and FA have smaller pay offspunishment you will be liberalIf CR has the biggest payoff and M FA and H has smaller payoffspunishments you will
More Less

Related notes for PSYC 2390

Log In


OR

Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


OR

By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.


Submit