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Friday, 23 October 2015

Hypothesis



Hypothesis

Hypothesis is a provisional theory set forth to explain some class of phenomena, either accepted as a guide to future investigation or assumed for the sake of argument and testing. It is a proposition assumed as a premise in an argument. Hypothesis is a mere assumption or guess.

Hypothesis defined as …(diagram)

An educated guess
A tentative point of view
A proposition not yet tested
A preliminary explanation
A preliminary postulate

Creswell defined it as “hypothesis is a formal statement that presents the expected relationship between an independent and dependent variable.”

Characteristics of hypothesis

It should be related to problem .
It should be clear & precise .
It should be state relation .
It should be testable .
It should be specific .


Types of hypothesis (diagram)

Universal hypothesis
Existential hypothesis
Null hypothesis
Alternate hypothesis
Research hypothesis

Purpose of hypothesis

The purpose of hypothesis to guide or gives direction to the study or investigation. It defines facts that are relevant and not relevant. Hypothesis suggests which form of research design is likely to be the most appropriate. Hypothesis limits the research to specific area. It offers explanations for the relationships between those variables that can be empirically tested.

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