The video indicates which of the following is an acceptable alternative to washing your hands for 20 seconds with respect to preventing illness?
A. Washing your hands for 10 seconds with water that exceeds 100 degrees Fahrenheit.
B. Getting a flu shot.
C. Rinsing with mouthwash that has at least 15 alcohol.
D. Using hand sanitizer with at least 60 alcohol.
Q. 2The video lists the major employers in Douglas County, but does not list any statistics with these names. Which of the following statistics would help you understand why they describe these companies as major employers in Douglas County.
A. The number of employees of each of these companies.
B. The number of employees who are Douglas County residents in each of these companies.
C. The percentage of employees of each of these companies who live in Douglas County.
D. The percentages of employed Douglas County residents who work for each of these companies.
Q. 3Which is the most likely used method to compute the average commute time to work in Douglas County?
A. Researchers collected a random sample of people in Douglas County and asked them for their commute time. They added up all of these commutes times and then divided this number by the total population of Douglas County.
B. Researchers collected a random sample of people in Douglas County who are employed and asked them for their commute time. They added up all of these commutes times and then divided this number by the total number of employed residents in Douglas County.
C. Researchers collected a random sample of people in Douglas County who are employed and asked them for their commute time. They added up all of these commutes times and then divided this number by the number of people in the sample.
D. Researchers collected a random sample of people in Douglas County and asked them for their commute time. They added up all of these commutes times and then divided this number by the number of people in the sample.
Q. 4The video shows many statistics in which Douglas Country is higher than most communities in the United States. What is the one area in which the statistics presented suggest that Douglas County is actually lower than many other communities?
A. Home Ownership
B. Diversity
C. Education
D. Number of companies that employ residents
Q. 5Right before the graphs are shown in the video, one person in the video says, Quantifying online campaigns is tricky. Why do they care about quantifying online campaigns?
A. They believe that if they can show policy makers how many people are actively supporting marriage equality by participating in this campaign, they may be able to influence policy makers' decisions.
B. Policy makers were asking for the ages of people who participate in online campaigns and whether their ages are different than those who participate in traditional campaigns such as marches.
C. Facebook won't allow people to change their profile picture in support of this campaign unless they know how many people want to change their profile picture.
D. They are interested in how the symbol changed to, for example, images of bacon or cake, and how many different versions there were.
Q. 6The video shows three different types of graphs/depictions: a scatter diagram, a map of the United States, and a network graph. What did the scatter diagram show? The scatter diagram was the plot showing black dots.
A. That the people in the United States who were most likely to change their Facebook profile picture were between the ages of 20 and 30.
B. The distribution of the locations of people in the United States who changed their Facebook profile pictures.
C. How interconnected are Twitter users when discussing issues such as marriage equality.
D. The number of people who changed their profile image at particular times and dates.
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