Academy of Math
Graphing – Level 8 Guided Notes Part 1 – 1. You will work with charts, tables, and _______________. 2. Graphs and tables are used to show information and ___________________ amounts. The ______________________ shared is called data. Part 2 – 3. The range is the difference between the smallest and largest value in a data set. Here the smallest number is 21 and the largest number is 27. The range is _________. 4. The mean is the average of a data set. The __________________ of this data set is ___________. 5. The median is the ______________ number of a data set. Line up all numbers from largest to smallest. The middle number is the _________________. The median is 32. 1 6. The mode is the number that occurs most often in a data set. The ___________________ in this data set is 20. Part 3 – 7. A tally chart is used to ______________ frequency of an event. The number of times something occurs is marked each time in the tally chart. 8. Each time they spotted an animal they added a tally mark it to the _________________________. 9. Then they put the data into a frequency ____________________. 10. Then the data can be inserted into a bar graph. The ________________ are along the X axis. The number of times the animals were spotted is along the Y axis. Part 4 – 2 11. A coordinate graph has a point that is named by a pair of ___________________. 12. Look at the horizontal line and the vertical line to find the ______________ for the pair. Point a is (3, 4). 13. Team a has ____ boys and ___ girls. Team b has ____ boys and ___ girls. 14. A coordinate graph can describe positive and negative values. In the first quadrant, you can find ___________ greater than zero on the x and y axis. 15. In the second quadrant, you can find data greater than zero on the x graph and data less than zero on the y _______________. 16. In the third quadrant, represents data less than zero on the y and x axis. 17. In the fourth quadrant, you can find data _______________ zero on the x axis and data _________________ zero on the y axis. 18. The d in the 4th quadrant represents the _______________ (+2, ‐5). Part 5 ‐ 3 19. A circle graph shows how a _____________________ is divided into parts. This graph shows that class 7A likes _____________________ movies the best. A circle graph is sometimes called a ____________________ graph. 20. A line graph shows how a ____________________ increases or decreases over time. A line graph is similar to a coordinate graph. 21. The ______________________ are joined together to form a line. The shape of the line tells you how the __________________ is changing. 22. This line graph shows how as a person gets _________________ they need less sleep. 4 6 table graph information graphs 15 record data 3 older comedy WORD BANK Graphing Terms 8 Part One Words information Part Two Words mean middle Part Three Words animals Part Four Words point numbers Part Five Words quantity pie compare median tally chart 4 greater than points mode axis less than whole 5