Assignment #1Question 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(b) Sample(c) Parameter(d) Statistic(e) Variable
Question 2. Indicate which level of measurement is being used:(a) Types of calculators(b) Time it takes to write the midterm exam(c) Weight of newborn babies(d) Telephone area codes(e) 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 4. Identify the sampling method(a) In a large school district, all teachers from two buildings are interviewed to determinewhether they believe the students have less homework to do now than in previousyears.(b) Every seventh customer entering a shopping mall is asked to select his/her favoritestore.(c) Nursing supervisors are selected using random numbers in order to determine annualsalaries.(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 andaccording to whether they walk or ride on their routes. The 10 are selected from eachgroup 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 first gather data on the frequency of the occurrence and the circumstances. One student collected the following frequency data on fingernail biting over a two-week period.Frequency Activity58 Watching TV21 Reading newspaper14 Talking on phone7 Driving a car3 Grocery shopping12 OtherConstruct a bar graph.Question 6. Most students purchase their books during the registration period. Universitybookstore receipts from 40 students provided the sales data of table below where the valueshave been ordered from smallest to largest.The Data of Forty Cash Register Receipts (in Dollars) at a University Bookstore3.20 11.70 13.64 15.60 15.89 28.44 29.07 37.3441.81 43.35 43.94 49.81 49.82 51.20 51.43 52.4753.72 53.92 54.03 56.89 63.80 66.40 68.64 70.1570.98 74.52 76.68 77.84 80.91 84.04 85.70 86.4888.92 89.28 91.36 91.62 98.79 102.39 104.21 124.27(a) Complete the table and construct a frequency polygon.Interval Frequency Relative Frequency Cumulative RelativeFrequency$ [0, 25)[25, 50)[50,75)[75, 100)[100, 125)Total: Total:(b) Find the median of the sales data.(c) Find the first and third quartile of the sales data.(d) Find the 65th percentile of the sales data.(e) Is there any outlier in the data set?