A political scientist surveys 80 of the current 278 representatives in a state's congress. Of them, 26 said they were supporting the bill, 26 said they were not supporting the bill, and 28 were undecided. What is the population size? representatives What is the sample size? representatives The city of Frederick has 9512 registered voters. There are two candidates for the city council in an upcoming election: Marfani and Rahman. The day before the election, a telephone poll of 300 randomly selected voters was conducted. Of them 112 said they would vote for Marfani, 132 said they would vote for Rahman, and 56 were undecided. What is the population size? people What is the sample size? people Determine what the key terms refer to in the following survey. To determine the average number of classes Oxnard College students were taking, a group of 37 Oxnard College students were given and answered the following survey. How many classes you are taking this semester? AWN'- 0000 Sample Statistic a. All students in Oxnard College b. The 37 Oxnard College students who were surveyed c. The average number of classes of those 37 students in the sample is 2.8 d. The average number of classes of all students in Oxnard College is 2.5 In statistics, a population is a set of similar items or events which is of interest for some question or experiment and a sample is a set of data collected from a population by a defined procedure. In the following examples of statistical studies, identify the population of interest and the sample and provide the sample size. i. An employee at the local ice cream narlor asks six customers if they like vanilla ice cream. a Population: 0 Sample size: ii. A sample of seven thousand randomly selected adults were asked whether they drink at least 42 oz of water each day and onl 26% said ' es'. a Population: 0 Sample size: iii. In a poll of two hundred randomly selected college students, 57% answered "yes" when asked "Do you have a television in our dorm room?" a Population: 0 Sample size: The following data represents the age of 30 lottery winners. Complete the frequency distribution for the data. The following frequency table contains the total number of deaths worldwide as a result of earthquakes from 2000 to 2012. Year Deaths 2000 231 2001 21,357 2002 11,685 2003 33,819 2004 228,802 2005 88,003 2006 6,605 2007 712 2008 88,011 2009 1,790 2010 320, 120 2011 21,853 2012 768 Total 823,756 What is the frequency of deaths from 2006 through 2009?The following frequency table contains the total number of deaths worldwide as a result of earthquakes from 2000 to 2012. Year Deaths 2000 231 2001 21,357 2002 11,685 2003 33,819 2004 228,802 2005 88,003 2006 6,605 2007 712 2008 88,011 2009 1,790 2010 320, 120 2011 21,853 2012 768 Total 823,756 What percentage of deaths occurred after 2009 (from 2010 onwards)? Round your answer to the nearest tenth of a percent. %The following frequency table contains the total number of deaths worldwide as a result of earthquakes from 2000 to 2012. Year Deaths 2000 231 2001 21,357 2002 11,685 2003 33,819 2004 228,802 2005 88,003 2006 6,605 2007 712 2008 88,011 2009 1,790 2010 320, 120 2011 21,853 2012 768 Total 823,756 What is the relative frequency of deaths that occurred in 2003 or earlier? State your answer as a decimal, rounded to the nearest hundredth.The following frequency table contains the total number of deaths worldwide as a result of earthquakes from 2000 to 2012. Year Deaths 2000 231 2001 21,357 2002 11,685 2003 33,819 2004 228,802 2005 88,003 2006 6,605 2007 712 2008 88,011 2009 1,790 2010 320, 120 2011 21,853 2012 768 Total 823,756 What is the percentage of deaths that occurred in 2004? Round your answer to the nearest tenth of a percent. %The following is the average daily temperature for Frederick, Maryland for the month of June: mm\" mm mm\" "mm \"mm (a) Complete the frequency distribution for the data. Relative Frequency A researcher gathered data on hours of video games played by school-aged children and young adults. She collected the following data: 10 8 13 7 1 3 16 9 9 8 0 11 0 0 10 9 9 10 3 10 16 6 4 14 6 4 4 6 0 12 7 7 12 12 11 12 7 (a) Complete the frequency distribution for the data. Hours Frequency Relative Frequency 0-2 3-5 6-8 9-11 12-14 15-17A group of adults were asked how many children they have in their families. The bar graph below shows the number of adults who indicated each number of children. 8 0 I 2 3 4 5 Number of Children How many adults were questioned? What percentage of the adults questioned had 0 children? % The bar graph below shows the percentage of students who received each letter grade on their last English paper. The class contains 30 students. 40 35 30 25 20 15 10 5. A B C D Grades What number of students earned a D on their paper? students Frequency A ca 0:: [\\J I 4 7 10 13 I6 19 data Based on the histogram above, what is the class width? Class width = What is the sample size? Sample size = Data was collected for a sample of organic snacks. The amount of sugar (in mg) in each snack is summarized in the histogram below. 14 12 1'8 8 6 Frequency 40 42 44 46 48 50 52 54 amount of sugar (mg) How many individuals are represented in the histogram? Note: Is is also known as the sample size and is represented by n. n