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Identify the population, parameter of interest, the sampling frame, the sample, the sampling method, and any potential sources of biases in the following studies.

A. Identify the population, parameter of interest, the sampling frame, the sample, the sampling method, and any potential sources of biases in the following studies.1. The AB Mass Communication students of Columban College asked information from Facebook users on their Facebook page about their sentiments (favorable, unfavorable, neutral) on a segment on the TV show. 2. A question posted on the website of a daily newspaper in the Philippines asked visitors on the site to indicate their voter preference for the next presidential election. 3. In March 2015, Pulse Asia reported that the leasing urgent concerns of Filipinos are inflation control (46%), the increase of workers' pay (44%), and the fight against government corruption (40%). On the other hand, Filipinos are least concerned with national territorial integrity (5%), terrorism (5%), and charter change (4%). The nationwide survey was conducted from March 1 to 7, 2015, with 1, 2000 respondents. 4. A simple survey of persons with disability (PWDs) was designed to be representative of PWDs, by making use of PWD registers from local government units, but an assessment suggested the registers were severely undercovering PWDs. The design was adjusted to make use of snowball sampling where existing sampled PWDs would identify other future subjects from among their acquaintances. The study attempted to examine the proportion of PWDs who were poor. 5. The teacher in a private school at Olongapo City randomly selected 20 boys and 15 girls from a batch of learners to be members of a group that will go to a field trip at SBMA