An experiment includes a treatment condition, a no-treatment control, and a placebo control. Which two conditions should be compared to determine the size of the effect that is actually caused by the treatment?

Little kids are eat dirt all the time so im sure you are fine

Good samaritan law protects civilians when they render aid to someone in need. 

Answer. conducting a pre- activity questionnaire such as the physical activity reading this questionnaire or the health status ,question they're both of there are used to identify risk factors that may increase the likelihood of an injury or a cardiovascular events