A researcher wants to determine if people who watch 2 or more hours of television a day are happier than those who don't watch television. The researcher randomly picks 20 people. Half were asked to watch television for at least 2 hours a day for 2 weeks and the other half were asked not to watch television for 2 weeks. What type of research is this? o an observational study O a census O a survey O an experiment

A researcher wants to determine if people who watch 2 or more hours of television a day are happier than those who don't watch television. The researcher randomly picks 20 people. Half were asked to watch television for at least 2 hours a day for 2 weeks and the other half were asked not to watch television for 2 weeks. What type of research is this? o an observational study O a census O a survey O an experiment

Algebra and Trigonometry (6th Edition)

6th Edition

ISBN:9780134463216

Author:Robert F. Blitzer

Publisher:Robert F. Blitzer

ChapterP: Prerequisites: Fundamental Concepts Of Algebra

Section: Chapter Questions

Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...

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Concept explainers

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

Question

A researcher wants to determine if people who watch 2 or more hours of television a day are happier
than those who don't watch television. The researcher randomly picks 20 people. Half were asked to
watch television for at least 2 hours a day for 2 weeks and the other half were asked not to watch
television for 2 weeks.
What type of research is this?
o an observational study
O a census
O a survey
O an experiment

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