Question

2. Let's say you are sampling nematode worms for a study on olifac- tory responses to specific chemicals. A colleague points out that it is easier to pick up the slower moving worms and suggests doing so as a strategy to make your sampling easier. (a) In what way does your colleague's suggestion violate random sampling? If you followed your colleague's advice, would this choice affect the accuracy or precision of estimates made from the (b) sample?

Answer 1

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