Study Guides (248,302)
Canada (121,471)
Psychology (579)
PSYC 204 (10)

Psych 204 Definitions.rtf

3 Pages
109 Views
Unlock Document

Department
Psychology
Course
PSYC 204
Professor
Rhonda Amsel
Semester
Fall

Description
Psych 204: Final Exam Review Terms: CONFIDENCEINTERVALS Simple random sampling: every population number as an equal probability of being chosen for the sample Systematic sampling: there is a rule used to choose sample members such that every observation is included Stratified sampling: the population is divided into subgroups and members of each subgroup are included in the sample Proportional stratified sampling: the population is divided into subgroups and members of each subgroup are included in the sample, sometimes in a way that reflects the relative sizes of the subgroups biased sampling: the sample does not accurately represent the population convenience sampling: casual sampling where the population is undefined a priori empirical distribution: one obtained by drawing repeated samples theoretical distribution: obtained through the use of mathematical principles sampling distribution: probability distribution in which each point is a sample statistic sampling error (e): the difference between a parameter and it’s estimate standard error (sx): the standard deviation of a sampling distribution central limit theorem: states that sample means are normally distributed if the sample size is large point estimate: a parametric approximation given as a single value interval estimate (confidence interval): a parametric approximation given as a range of values and the probability that the parameter’s value is within this range HYPOTHESISTESTING Null hypothesis: the statement that no mean difference exists or that no relationship exists. Alternate hypothesis: the experimental hypothesis that a difference or a relationship exists Non-directional
More Less

Related notes for PSYC 204

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