Question

question 3 determine whether the study described below is an observational study or a randomized experiment. three hundred people are asked to perform a taste test in which they eat granola from two randomly - placed, unmarked cups and asked which granola they prefer. randomized experiment observational study question 4 determine whether the study described below is an observational study or a randomized experiment. a survey is conducted asking 500 people, \do you prefer coffee, tea or neither?\ randomized experiment observational study

Explanation:

In an observational study, data is collected without interfering with the subjects. In a randomized experiment, treatments are randomly assigned to subjects. For Question 3, people are asked to perform a taste - test with randomly placed granola, so it's a randomized experiment. For Question 4, people are just surveyed about their preference without any treatment assignment, so it's an observational study.

Answer:

Question 3: Randomized experiment
Question 4: Observational study