Question 4. Identify the sampling method. [a] In a large school district, all teachers from two buildings are interviewed to determine whether they believe the students have less homework to do now than in previous years. (b) Every seventh customer entering a shopping mall is asked to select his/her favorite store. {cl Nursing supervisors are selected using random numbers in order to determine annual salaries. {d} Every 100th hamburger manufactured is checked to determine its fat content. {e} Mail carriers of a large city are divided into four groups according to gender and according to whether they walk or ride on their routes. The 10 are selected from each group and interviewed to determine whether they have been bitten by a dog in the last year. Question 5. Graduate students in a counseling course were asked to choose one of their personal habits that needed improvement. In order to reduce the effect of this habit, they were asked to rst gather data on the frequency of the occurrence and the circumstances. One student collected the following frequency data on ngernail biting over a two-week period. Frequency Activity 58 Watching TV 21 Reading newspaper 14 Talking on phone 7 Driving a car 3 Grocery shopping 12 Other Construct a bar graph. \"You are not allowed to use any software to draw your graph. ** Question 1. The General Social Survey asked the question, \"Are you allergic to peanuts?" to 1200 randomly selected Canadian adults. Results showed that 33.7% of them were allergic. Determine: (a) Population lb) Sample 1:} Parameter (d) Statistic [e] Variable Question 2. Indicate which level of measurement is being used: [a] Types of calculators lb) Time it takes to write the midterm exam {cl Weight of newborn babies Id) Telephone area codes to) Cars described as compact, midsize, and full-size. {f} body temperatures of bears in the north pole Question 3. Identify as Qualitative or Quantitative. If it is quantitative, tell if it is discrete or continuous. (a) The height of students. (b) Eye color. (c) The number of books in your bookshelf. (d) Species of flowers Question 6. Most students purchase their books during the registration period. University bookstore receipts from 40 students provided the sales data of table below where the values have been ordered from smallest to largest. The Data of Forty Cash Register Receipts (in Dollars) at a University Bookstore 41.81 E\" 49.31 49.32 m 51.43 52.47 33.92 39.23 M\" 93.79 w 104.21 124.27 Complete the table. Cumulative Relative Interval Frequency Relative Frequency Frequency S [0, 25) [25, 50) [50.75) [75, 100) [100, 125) Total