# week 2 ppt

## week 2 ppt

• Submitted By: kishaa
• Date Submitted: 07/11/2016 7:00 PM
• Category: Psychology
• Words: 693
• Page: 3

Descriptive and
Inferential Statistics
PSY/315

PRESENTED BY

January 17, 2015

SHIRLEEN WHETSTONE, TASHA S.

Content Page

Title page

Description of the functions of statistics

Example of statistical functions

Definition of descriptive statistics

Definition of inferential statistics

Example I. relationship between descriptive and inferential statistics.

Example II. relationship between descriptive and inferential statistics.

Reference page

Description of the functions of
statistics
Introduction

Primary

Collect
Observe

People have a limited capacity of
memory

Statistics help condense an
overwhelming body of data

Help researchers "see" patterns and
relationships

Assist the human mind comprehend
disparate data as an organized
whole

Analyze
Interpret

Example of
Statistical Functions
(Statistics) tables showing the values of
the cumulative distribution functions,
probability functions, or probability
density functions of certain common
distributions for different values of their
parameters, and used esp to determine
whether or not a particular statistical
result exceeds the required significance
level.

Descriptive Statistics
According to Simply Psychology “Descriptive statistics is the term given to the analysis of data that
helps describe, show or summarize data (i.e. the sample) in a meaningful way such that, for example,
patterns might emerge from the data. Descriptive statistics do not, however, allow us to make
conclusions beyond the data we have analyzed or reach conclusions regarding any hypotheses we
might have made. They are simply a way to describe our data.
The central tendency of a distribution is an estimate of the "center" of a distribution of values. There
are three major types:
Mean: all values in a set of data are added together and divided by the number of values (N).
Median:...