Suppose you wanted to estimate the number of dandelions in a field. It could take hours to count every single one, so ecologists use a SAMPLING technique. A single sample is used to estimate the size of the overall population

1. What might cause the estimate to be wrong with this method?

2. Why would it be difficult to use this method to estimate the population of fish?​

Tara sees a commercial for a brand of pills that promise to boost energy and people perform better in work and school. as people in the commercial talk about how much better they feel when taking the pill, tara notices a message on the bottom of the screen that reads, "this pill is not approved by doctors and has not been tested in controlled experiments." what is the best conclusion that tara should make about the commercial? it is making scientific claims based on subjective observations. it is making scientific claims based on opinions instead of pseudoscientific facts. it is making pseudoscientific claims based on objective observations. it is making pseudoscientific claims based on opinions instead of scientific facts.