KEY DATA TERMS FOR LABATORY CONDITIONS AND FEILD TESTS

Question 1

DEFINE QUANTATIVE DATA

Answer 1

• can be written down or measured with numbers

Question 2

DEFINE QAULALATIVE DATA

Answer 2

• is descriptive and looks at the way people think or feel

Question 3

WHAT THE DIFFERNECE BETWEEN OBJECTIVE AND SUBJECTIVE DATA

Answer 3

• objective invloves facts

- subjective involves opinion

Question 4

DEFINE VALIDITY

Answer 4

• when the test actually measures what its set out to do

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Question 5

DEFINE RELIABILITY

Answer 5

• Means the test can be repeated accurately

Question 6

HOW CAN YOU ENSURE A TEST IS RELIABLE

Answer 6

• tester should be experienced
• equipment should be standardised
• sequencing of tests is important
• repetition of tests to avoid human error