The data for the graphs is located on the last page. With data set A (the students grades) create a frequency table to show the different grade categories. Fill in the table below. You will be using this to complete problems 1 and 2. Tally Marks....... Frequency Intervals A: 93-100 AB: 88-92 B: 83-87 BC: 78-82 C: 70-77 D: 60-69 F: 0-59 With data set B (the students' grades) create a frequency table to show the different grade categories. Fill in the table below. You will be using this to complete problems 1 and 2. Tally Marks......................................... Frequency Intervals A: 93-100 AB: 88-92 B: 83-87 BC: 78-82 C: 70-77 D: 60-69 F: 0-59 1. (3 points) With data set A and the categories designed in number 1, create a bar chart showing the break up of the different grades. 2. (4 points) Using both data set A and data set B create a comparison bar chart to compare the two exams. Intertwine the grades. You should have the bar for exam one's A's followed by the bar for exam two's A's, etc. 3. (3 points) Using data set C, create a multiple line chart showing the number of rides and accidents over the different years during the county fair. Let the x-axis represent the years and the y-axis represent the number of rides/accidents. 4. (3 points) Using Data set D, create a pie chart showing the snack preference. 5. (2 points) Karen Economics class calculates grades using a weighed score. If 15% of her grade comes from homework, 20% from exam 1, 20% from exam 2, 20% from exam 3, and 25% from the final. Calculate her score if she earned the following scores. Round to the nearest tenth of a percent. Show your work to justify your answer there is more than one correct solution) Homework: 8/10, 12/15, 18/20, 17/20, and 28/30. Where 28/30 means that she earned 28 out of the 30 possible points Exam 1: 85% Exam 2: 92% Exam 3: 82% Final: 87% 6. (1/2 point each) Calculate the mean, median, mode, range, variance, and standard deviation of data set B. Round each to the nearest hundredth if it is not a whole number 7. (1 points) Calculate the grade-point average : A = 4, AB = 3.5, B = 3, BC = 2.5, C =2, D=1, F=0 Courses Credits Grade AB Marketing Business Law Intro to Microcomputers Sociology Psychology Written Communication BC C GPA: (3 decimal places) 8. (1 points) Janice has these grades in Algebra: 98, 82, 87, 72, and 82. What minimum grade must she get on the next test in order to get an 85% average? State your answer as a percentage rounded to the nearest tenth of a percent Grade: Data Sets Data set A Data set B Data set D Exam 1 scores Exam 2 scores Snack Number who preferred Chips Popcorn Cake Candy Salsa Nuts Pretzels Data set C County Fair Year # of Accidents Rides 2005 10 8 2006 15 12 2007 2008 2009 2010 T9 T5 2011 16 10 The data for the graphs is located on the last page. With data set A (the students grades) create a frequency table to show the different grade categories. Fill in the table below. You will be using this to complete problems 1 and 2. Tally Marks....... Frequency Intervals A: 93-100 AB: 88-92 B: 83-87 BC: 78-82 C: 70-77 D: 60-69 F: 0-59 With data set B (the students' grades) create a frequency table to show the different grade categories. Fill in the table below. You will be using this to complete problems 1 and 2. Tally Marks......................................... Frequency Intervals A: 93-100 AB: 88-92 B: 83-87 BC: 78-82 C: 70-77 D: 60-69 F: 0-59 1. (3 points) With data set A and the categories designed in number 1, create a bar chart showing the break up of the different grades. 2. (4 points) Using both data set A and data set B create a comparison bar chart to compare the two exams. Intertwine the grades. You should have the bar for exam one's A's followed by the bar for exam two's A's, etc. 3. (3 points) Using data set C, create a multiple line chart showing the number of rides and accidents over the different years during the county fair. Let the x-axis represent the years and the y-axis represent the number of rides/accidents. 4. (3 points) Using Data set D, create a pie chart showing the snack preference. 5. (2 points) Karen Economics class calculates grades using a weighed score. If 15% of her grade comes from homework, 20% from exam 1, 20% from exam 2, 20% from exam 3, and 25% from the final. Calculate her score if she earned the following scores. Round to the nearest tenth of a percent. Show your work to justify your answer there is more than one correct solution) Homework: 8/10, 12/15, 18/20, 17/20, and 28/30. Where 28/30 means that she earned 28 out of the 30 possible points Exam 1: 85% Exam 2: 92% Exam 3: 82% Final: 87% 6. (1/2 point each) Calculate the mean, median, mode, range, variance, and standard deviation of data set B. Round each to the nearest hundredth if it is not a whole number 7. (1 points) Calculate the grade-point average : A = 4, AB = 3.5, B = 3, BC = 2.5, C =2, D=1, F=0 Courses Credits Grade AB Marketing Business Law Intro to Microcomputers Sociology Psychology Written Communication BC C GPA: (3 decimal places) 8. (1 points) Janice has these grades in Algebra: 98, 82, 87, 72, and 82. What minimum grade must she get on the next test in order to get an 85% average? State your answer as a percentage rounded to the nearest tenth of a percent Grade: Data Sets Data set A Data set B Data set D Exam 1 scores Exam 2 scores Snack Number who preferred Chips Popcorn Cake Candy Salsa Nuts Pretzels Data set C County Fair Year # of Accidents Rides 2005 10 8 2006 15 12 2007 2008 2009 2010 T9 T5 2011 16 10
