Observation And Reference Sources # Flashcards

1
Q

What does observation involve

A

Counting or measuring

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2
Q

What is counting used for

A

Discrete data

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3
Q

What is measuring used for

A

Continuous data

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4
Q

What must be done because continuous data can’t ever be measured accurately

A

Decide on a suitable level of precision

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5
Q

There is always some error associated with measurement. What should’ve the error vary by

A

Half the unit you are measuring either way

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6
Q

What are reference resources

A

Secondary sources of information

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7
Q

What should top do when using reference data

A

Acknowledge its sources e.g the website
Consider the reliability of the source (it could be biased) government office for national statistics is reliable

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8
Q

What are some problems with reference data

A

Could be out of data
Processed in the wrong format
Incomplete or missing data

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