application_flashcards_statistics_video_2.csv

Question,Answer A,Answer B,Answer C,Answer D,Correct Answer,Answer Info (+ Explanation) "In a business report, you want to compare the sales performance of different product categories (e.g., Electronics, Clothing, Groceries). Which type of chart would you use to represent this data?",Line graph,Pie...

Question,Answer A,Answer B,Answer C,Answer D,Correct Answer,Answer Info (+ Explanation) "In a business report, you want to compare the sales performance of different product categories (e.g., Electronics, Clothing, Groceries). Which type of chart would you use to represent this data?",Line graph,Pie chart,Bar chart,Histogram,C,C) Bar chart. It is the most effective way to compare the performance of different categories since each bar clearly represents a category and its sales count. A weather analyst wants to show how the average monthly temperature has changed over the past 5 years. Which plot would be most suitable for this data?,Time plot,Bar chart,Stem plot,Histogram,A,"A) Time plot. Time plots are ideal for visualizing trends over time, helping to see how variables evolve." A teacher has recorded the number of books read by each student in her class and wants to visualize the spread of this data. She has fewer than 30 students. Which plot should she choose?,Time plot,Stem plot,Bar chart,Histogram,B,"B) Stem plot. With fewer than 30 students, a stem plot allows the teacher to show each student's individual count while displaying the overall distribution." An economist is analyzing income distributions in a city and wants to understand how the number of people earning different ranges of income is spread out. Which type of chart should she use?,Histogram,Pie chart,Bar chart,Line graph,A,"A) Histogram. Histograms are designed to show the distribution of continuous numerical data across different intervals, making them perfect for income ranges." A marketer is trying to represent market share percentages of various smartphone brands. What type of visualization would be the best choice?,Pie chart,Histogram,Time plot,Stem plot,A,A) Pie chart. A pie chart effectively shows how each brand's market share compares as a part of the whole. A health researcher is studying the distribution of people's Body Mass Index (BMI) across different intervals. Which chart would give the best overview of the spread of BMIs?,Histogram,Bar chart,Line graph,Stem plot,A,A) Histogram. This chart type allows the researcher to see the distribution of BMI values across defined ranges. A teacher wants to compare the test scores of two different classes to see if one class performed better than the other. Which type of visualization would be best?,Back-to-back stem plot,Histogram,Line graph,Pie chart,A,A) Back-to-back stem plot. It allows for a side-by-side comparison of two distributions using the same set of stems. A city planner needs to visualize the population distribution by age group for a city. He also wants to show the proportion of each age group relative to the total population. Which visualization would be most effective?,Histogram,Pie chart,Relative frequency histogram,Line graph,C,"C) Relative frequency histogram. It shows the proportion of each age group relative to the total population, making it ideal for visualizing population distributions." A company wants to see the number of sales each hour of the day to understand peak sales periods. Which visualization should they use to track this trend throughout the day?,Bar chart,Pie chart,Time plot,Stem plot,C,C) Time plot. It allows the company to track sales over each hour of the day and observe trends. A finance manager needs to show the monthly revenue of a business over the past two years to analyze seasonal trends. Which visualization would best capture this information?,Histogram,Pie chart,Line graph (Time plot),Stem plot,C,"C) Line graph (Time plot). A line graph, or time plot, is perfect for visualizing trends in revenue over time, highlighting seasonal changes."