Method of psychological study

Method on Psychological Study

General Psychology

1Tuesday, April 27, 2010

Introspection

Observation/Descriptive Method

Life History

Survey

Experimental Method

Statistical Method


Descriptive Methods

These provide a description of the behavior of the person or the animal being studied


SensesSight Visual Eyes

Hearing Auditory Ear

Smell Olfactory Nose

Taste Gustatory Tongue

Touch Cutaneous Skin


Naturalistic Observation

Observation of things as they naturally happen.

The observer simply record what they see and hear who selecting some events and ignoring others.


Naturalistic ObservationPsychologists is interested in the answer to some specific questions.

It is made more precise and even more systematic with the use of the following:

Tests

Scales

Inventories

and Questionnaires


Clinical Method

People with problems come or are taken to a clinical psychologists for help.


Life History


Survey


Experimental Method

It is considered as the basis or foundation of all scientific research.

Some experiments require elaborate equipments and are conducted in the laboratory.


Statistical Method

The data obtained from experiments are needed to be classified in order to give meaning to the data

and they need to be interpreted according to statistical procedures.


Statistical Method

Measures of central tendency

Correlation

Reliability and Validity


Measures of Central Tendency

Mean

Median

Mode


Mean

Most often refers to as true “Arithmetic Mean”

Obtained by summing all elements of the data set and dividing by the number of element.


Median

the “Middle Entry” in the list

it is the middle element where the data set is arranged in order of magnitude

MIDRANGE- is the arithmetic mean of the highest data elements


Mode!

is the data element which occurs most frequently


example1 1 1 1 2 2 2 2 1 1

2 2 1 1 2 2 2 2 2 1

1 1 2 2 2 1 1 1 2 2

1 2 2 2 1 1 1 1 2 2

1 1 1 2 2 1 1 2 2 2

1 =

2 =

23

27


Reliability

Refers essentially to repeatability

A test is said to be reliable if it yields similar results each time it is used.


Validity

refers to the extent with which a test measures what it is supposed to measure.


Solve:1. 2 , 1 , 4 , 3 , 6 , 5 , 8 , 7 , 1 0 , 9

2. 1 0 , 2 0 , 3 0 , 4 0 , 5 0

3. 5 0 , 3 0 , 8 0 , 9 0

4. 2 0 5 , 1 0 5 , 3 0 5 , 4 0 5 , 7 0 5 , 5 0 5

5. 1 0 , 0 0 0 4 0 , 0 0 0 7 0 , 0 0 0 8 0 , 0 0 0 3 0 , 0 0 0 6 0 , 0 0 0


Method of psychological study

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