1) what is a bar graph? a) A bar graph is a type of pie chart. b) A bar graph is a visual representation of data using bars to compare different categories or groups c) A bar graph is a table with numbers only. d) A bar graph is a line graph with dots. 2) what is the key benifit of using a bar graph? a) They make it easy to compare categories or groups b) They are only used for large datasets c) They are difficult to create and understand d) They can only display numerical data 3) How do bar graphs typically display data? a) Using pie charts b) Using lines and curves c) Using bars of varying lengths or heights d) Using tables and spread sheets 4) In bar graph, what does the height and length represent? a) The category label b) The graph title c) The data sources d) The data value 5) A bar graph shows rainfall data, but the y-axis starts at 20 inches, not 0.5 How does this affect the graph? a) It makes the data look more similar than it really is  b) It makes the data look more different than it really is  c) It's necessary for showing subtle changes d) It doesn't affect the graph at all

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