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Researchers would like to obtain a sample of Canadian citizens to poll them on their support for the current government. They post an advertisement on Faceboolt, referring people to a website where they can fill out a lorm on their opinions on the current government Note that people who don't use Faceboolt would never see this survey. Thus. what types of bias are present in this study? Researchers would like to obtain a sample oi Canadians for a political opinion poll. They sample 4000 random people from a database of all Canadian voters. What is the resulting type of sample called? Select one: 0 a. Stratied Sample Simple Random Sample Multistage Sample Convenience Sample Voluntary Response Sample A baker wants to determine the effects of Browned Butter and Aged Batter in his brownie recipe. He will make brownies with browned or unbrowned butter, and he will consider not aging the batter, letting the batter rest for 1 day, or letting it rest for 3 days. He will bake Mo batches i """"" '1 of brownies for each treatment combination. Finally, he will compare the taste of each type of brownie. In this experiment, there aref l and : treatments. He will need to bake : batches of brownies. A winemaker wants to test the eect oi Aging Container (either wooden barrel or stainless steel cask) and Aging Length (either 0.5, 1, 3. or 5 years) on the avour of the wine. The winemaker believes the effects will be different for red and white wines, so he conducts the test separately for each type of wine. After the grapejuice is prepared, batches are allocated to random treatment combinations, with multiple batches per treatment combination. The studytypeis. ' = factors and