Explore Westonci.ca, the leading Q&A site where experts provide accurate and helpful answers to all your questions. Our platform provides a seamless experience for finding reliable answers from a network of experienced professionals. Get immediate and reliable solutions to your questions from a community of experienced professionals on our platform.

b. Choose the correct answer below.
O A. In a designed experiment, researchers simply observe characteristics and take measurements, as in a sample survey
OB. In a designed experiment, researchers look at all the members of the group being studied
oc In a designed experiment, researchers impose treatments and controls and then observe characteristics and take measurements