select the correct answer from each drop - down menu.\na restaurant is analyzing its customer satisfaction…

select the correct answer from each drop - down menu.\na restaurant is analyzing its customer satisfaction level. the manager performs an observational study of customers during the lunch hour on a monday and draws the conclusion that most of the customers are satisfied with the service they receive.\nthe conclusion drawn from the study is drop - down because the sample is drop - down. in this instance, an drop - down study was conducted.\nreset next
Answer
Answer:
The conclusion drawn from the study is unreliable because the sample is biased. In this instance, an observational study was conducted.
Brief Explanations:
The study only observes customers on a Monday lunch - hour, which is not representative of all customers. This creates a biased sample, making the conclusion unreliable. And it is an observational study as it just observes without interfering.