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Card 6

Front

Confounding variable

Back

Preview of the front of card 6

Card 7

Front

Extraneous variable

Back

Preview of the front of card 7

Card 8

Front

Demand characteristics

Back

Preview of the front of card 8

Card 9

Front

Investigator effects

Back

Preview of the front of card 9

Card 10

Front

Standardisation

Back

Preview of the front of card 10

Card 11

Front

Random sampling

Back

Preview of the front of card 11

Card 12

Front

Systematic sampling

Back

Preview of the front of card 12

Card 13

Front

Stratified sampling

Back

Preview of the front of card 13

Card 14

Front

Oppotunity sampling

Back

Preview of the front of card 14

Card 15

Front

Volunteer sampling

Back

Preview of the front of card 15
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