Presentation of Data PDF

PRESENTATION OF DATA The circle graph shows the results of a survey of 50 students. 5.00% 5.00% 1.How many 30 OTHERS students.0 BASKETBAL preferred 40.0 L boxing? 0...

PRESENTATION OF DATA The circle graph shows the results of a survey of 50 students. 5.00% 5.00% 1.How many 30 OTHERS students.0 BASKETBAL preferred 40.0 L boxing? 0 0% FOOTBALL 2.How many % BOXING students preferred BILLIARDS basketball? 20.00 3.What percent would prefer % football?  PET 45 The bar graph 40 shows the result 35 of a survey of 80 30 families 25 1.How many of 20 those surveyed 15 owned a dog? A 10 cat? A fish? 5 2.Why is the sum 0 DOG CAT FISH BIRD NONE of the percents PET more than 100%?  Types Number of Students Preferring Sports 15 Science 20 Fiction Mystery 10 Biography 3 To the Others nearest percent, how many 2 students preferred: a. Sports? OBJECTIVES: 1. Use appropriate graph to represent organized data: pie chart, bar graph, line graph, and pictograph. 2. Use statistical tables to represent data.  The graph should have a title, labels on both the horizontal and vertical scales, and heading for each scale. LINE GRAPH A line graph is used to represent changes in data over a period of time. Data line changes in: Temperature  Income  Population The table shows ticket sales of the Cabanas Theater during a typical week. Draw a line graph. DAY Su Mo Tue We Th Fri Sat n n d ur Number of Tickets 255 60 125 150 240 340 310  Number of Tickets Sold Number of Tickets Sold 400 Number of Tickets Sold 350 340 300 310 250 255 240 200 150 150 100 125 50 60 0 Sun Mon Tue Wed Thur Fri Sat Days of Week On which day most tickets The table below shows the number of students in high school in Region I from 1970 to 2000. Draw a line graph to represent the data. State the conclusion that you can make from the graph. YEA ENROLLMENT R (millions) 197 1.3 0 198 1.9 0 199 1.8 0 A bar graph is a graph which uses horizontal or vertical bars to represent data. A bar graph can be simple or multiple. Simple bar – represent only one unit. Multiple bar – different units are used on the same diagram for COMPARISON PURPOSES Types of Frequency Arnold surveyed a Drinks sample of people at a Cola 25 basketball game to find Root Beer 20 out their favorite drink. The results are shown in Lemon 10 the table at the right. Fruit 15  Arnold surveyed a sample of people Favorite Drink at a basketball 30 game to find out 25 their favorite drink. The results 20 are shown in the Frequency table at the right. 15 Represent the 10 data usingFreque Types a bar of graph. ncy Drinks 5 Cola 25 0 Root 20 Cola Root Beer Lemon Fruit Iced Tea Beer Types of Drinks Lemon 10 Frequency Fruit 15 The following table shows YEAR 2000 2001 2002 2003 2004 2005 2006 the benefits paid by the SSS GSIS 3018 3463 3862 4366 5037 5785 7415 and GSIS from 2000-2006. SSS 2034 2398 2940 4192 6104 7336 9942 Prepare a multiple bar graph to show the benefits from Benefits paid by the SSS and GSIS from 2000-2006 both. 1. On what year does GSIS 9942 10000 paid more benefits than 9000 SSS? 8000 7336 7415 2. On what year does SSS 7000 6104 paid more benefits than 6000 5785 GSIS? 5037 5000 4366 4192 4000 3463 3862 3. On what year shows 3018 2940 great differences among 3000 2034 2398 the benefits paid by the 2000 GSIS and SSS? 1000 0 4. On what year shows less 2000 2001 2002 2003 2004 2005 2006 differences among the GSIS SSS benefits paid by the A pie graph or pie chart is used to show how all the parts of something are related to the whole. A circle can be drawn to represent 100%. Activity of Felix Last Friday, Felix spent 12 hours of 4 the day sleeping and playing, 2 12 hours eating and 6 dressing, 6 hours 2 at school, and 4 Sleeping and Playing hours surfing the Eating and Dressing internet. What At School Surfing internet percentage of the The first month’s operation expenses of Frequency Enterprises are shown in the following table. Materials Categor Salari Advertis Rent and ies es ing Supplies 60 30 Amount a circle graph showing Construct 20 000 the 10expenses 000 of 000 000 Frequency Enterprises. PICTOGRAPH A graph that uses pictures to illustrate data. To construct a pictograph, the following steps are to be followed. a. Collect the necessary data. b. Round off numerical data if necessary. c. Choose an appropriate symbol to represent the subject. d. Indicate the quantity each symbol represents.  Number of Students Enrolled in Geom School District During 2006-2012 1000 students 500 students 006 2007 2008 2009 2010 2011  Number of Registered Cars Using Gas. (2008-2012) 50 000 200 cars 8 200 9 201 0 1. What is the title of the pictograph? 201 2. Each symbol represent how many cars? 13. Which year as represented in the graph has the least number of cars registered? 201 4. How many labels are listed? 5. What is the ratio of the number of cars registered in 2009 to the