Experimental Design at Cagayan State University | Flashcards & Summaries

Lernmaterialien für experimental design an der Cagayan State University

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is the repetition of the application of treatments on a number of experimental units.

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Replication

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A researcher conducts an experiment to obtain data. Based on result of _____, ______ are stated and _______ are made regarding the population

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data analysis

conclusion

inferences

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Steps in Conducting an Experiment (8)

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1. State the problem of study.

2. Formulate the hypotheses. 

3. Define the data to collect, the statistical analyses of data. 

4. Devise the experimental technique and design.

5. Conduct the experiment. 

6. Analyze the data obtained from the experiment.

7. Summarize the results, make conclusions and inferences. 

8. Evaluate the whole study in relation to similar investigations.

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Devise the experimental technique and design by? (4)

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define the treatments, experimentai units, size of the experiment.

draw the experimental layout.


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a characteristic used to measure the treatment effects.

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Response variable

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is a portion of the experimental unit on which the observed and measured.

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Sampling unit

Note: Sampling unit may be the whole experimental unit.


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is the measure of variations among experimental units treated alike.


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Experimental error

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Some sources of experimental errors. (6)

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-Inherent variability of the experimental materials, 

-Errors in experimentation 

-lack of uniformity in the conduct of the experiment

-Failure to standardize the experimental technique

-Errors in observations and measurements

-Combined effects of all extraneous uncontrollable factors


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is the measure of variations among sampling units within the experimental unit.

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sampling error

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denotes repeatability of measurements?

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Precision

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Precision is measured by the?


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variance.

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Some ways of increasing precision are: (3)


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-Increase the number of samples or replications,

-Skillful grouping of experimental materials,

-Proper selection of treatments.

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  • 2 Lernmaterialien

Beispielhafte Karteikarten für deinen experimental design Kurs an der Cagayan State University - von Kommilitonen auf StudySmarter erstellt!

Q:

is the repetition of the application of treatments on a number of experimental units.

A:

Replication

Q:

A researcher conducts an experiment to obtain data. Based on result of _____, ______ are stated and _______ are made regarding the population

A:

data analysis

conclusion

inferences

Q:

Steps in Conducting an Experiment (8)

A:

1. State the problem of study.

2. Formulate the hypotheses. 

3. Define the data to collect, the statistical analyses of data. 

4. Devise the experimental technique and design.

5. Conduct the experiment. 

6. Analyze the data obtained from the experiment.

7. Summarize the results, make conclusions and inferences. 

8. Evaluate the whole study in relation to similar investigations.

Q:

Devise the experimental technique and design by? (4)

A:

define the treatments, experimentai units, size of the experiment.

draw the experimental layout.


Q:

a characteristic used to measure the treatment effects.

A:

Response variable

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Q:

is a portion of the experimental unit on which the observed and measured.

A:

Sampling unit

Note: Sampling unit may be the whole experimental unit.


Q:

is the measure of variations among experimental units treated alike.


A:

Experimental error

Q:

Some sources of experimental errors. (6)

A:

-Inherent variability of the experimental materials, 

-Errors in experimentation 

-lack of uniformity in the conduct of the experiment

-Failure to standardize the experimental technique

-Errors in observations and measurements

-Combined effects of all extraneous uncontrollable factors


Q:

is the measure of variations among sampling units within the experimental unit.

A:

sampling error

Q:

denotes repeatability of measurements?

A:

Precision

Q:

Precision is measured by the?


A:

variance.

Q:

Some ways of increasing precision are: (3)


A:

-Increase the number of samples or replications,

-Skillful grouping of experimental materials,

-Proper selection of treatments.

experimental design

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