Question 2 (3 points) Trainer Ratings Knowledge Punctual Delivery 3.5 -Graham -Barbara -Keith Helpful Effectiveness Examine the data visualization displayed above. What is the name of this type of data visualization? Examine the data visualization displayed above. What is the name of this type of data visualization? treemap sunburst chart heat map radar chart dashboard Question 3 (3 points) A professor summarized the letter grades that he assigned his students using the relative frequency distribution shown below: Letter Grade Relative Frequency A 0.13 B 0.25 C 0.16 F 0.14 What value should go into the relative frequency distribution in place of the X? D Your Answer: Answer Question 4 (3 points) Saved