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- 1. Multiple ChoiceUnbiased sampling is:when you choose the group you think will represent the samplewhen any member of the population is equally likely to be chosen for the sample
- 2. Multiple Choice
What is a suitable way to sample plants in a field?
Counting Random Plants
Using Quadrats
Using Pooters
Using Pitfall traps
- 3. Multiple Choice
What is a quadrat
A type of bike
A sampling tool typically of one square metre, used to sample plants
A sampling tool typically of one square metre, used to sample animals
A type of hat
- 4. Multiple Choice
Which of the following is true about quadrats?
quadrats should be placed randomly so that a representative sample is taken
you should look at the results from several quadrats in an area to reduce the effect of an unusual distribution
the results are more reliable when you look at the results from many quadrats
All the above are true
- 5. Multiple Choice
What is the best way to place a quadrat?
Place it where you like
Divide the sample area into a grid and use a random number generator to choose a square.
Throw the quadrat so it's random
Divide the sample area into a grid and choose a square.
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