QBA Final Exam questions With Correct Answers

QBA Final Exam questions With Correct Answers Frequency of a variable is always in: Correct Answer Integer form What is the difference between a bar chart and a histogram? Correct Answer Bar charts represents numbers, whereas histograms represent percentages The most appropriate graph to display data on favorite food for the students in your statistics class is Correct Answer A bar chart The most appropriate graph to display data collected to show the relationship between the number of TVs and the number of people in a group of randomly selected household is Correct Answer A scatterplot What does a histogram show? (Hint: Histograms are also known as frequency distributions). Correct Answer A histogram is a graph in which values of observation are plotted on the horizontal axis, and the frequency with which each values occurs in the data set is plotted on the vertical axis If a contingency table shows a relationship between sets of data, the data is said to be: Correct Answer Contingent ......... is a regulation that requires businesses to protect the personal data and privacy of EU citizens for transactions that occur within EU member states. Correct Answer General Data Protection Based on the previous question, what companies are affected by that regulation? Correct Answer All companies in EU countries Which of the following is not one of the benefits of tracking personal data for societies? Correct Answer Data usage for locating protesters who are advocating for civil rights How is the location data transmitted from your phone? Correct Answer Via software development kits ...... are small programs that can be used to create features within an app Correct Answer Kits location information that is collected throughout the time can be anonymized. Correct Answer False Which of the following describes the problem with Norway virus tracing app? Correct Answer The app was sharing its findings with authorities