+1 862 207 3288 1. Construct a potential hypothesis for the following sets of variables. Make sure to state which variable is the independent and dependent variable. (2 points)
a. Gender and Education
b. Income and Race
c. Life satisfaction and marital status
d. Care of elderly parents and ethnicity
e. Sexual Orientation and Depression
f. Number of friends and Happiness
2. Determine the level of measurement for each of the following variables: (3 points)
a. The number of people in your household
b. Place of residence classified as urban, suburban, or rural
c. The percentage of university students who attended public high school
d. The rating of the overall quality of a textbook, on a scale from ìexcellentî to ìpoorî
e. The type of transportation a person takes to work classified as public, walking, biking, car, or other
f. Educational Degree classified from ìLess than H.S.î to ìPh.D. or other professional degreeî
g. Your annual income
h. The presidential candidate that a respondent voted for in 2012
3. For each of the following examples, indicate whether it involves the use of descriptive or inferential statistics. Justify your answer. (3 points)
a. The number of unemployed people in the United States
b. Determining studentís opinion about the quality of food at the cafeteria based on a sample of 100 students
c. The national incidences of breast cancer among Asian women
d. Conducting a study to determine the rating of the quality of a new smartphone, gathered from 1,000 new buyers
e. The average GPA of various majors (e.g., sociology, psychology, English) at your university
f. The change in the number of immigrants coming to the United States from Southeast Asian countries between 2005 and 2015
4. You survey 18 people and ask them whether they are white (W) or nonwhite (N), and how many times they have been a victim of a crime. You also ask them to tell you whether they perceive themselves as being in the upper, middle, working, or lower class (U, M, W, L). Your survey results in the raw data presented in the table below. Complete the questions that follow. (4 points)
Respondent # Race Number of Crime Victimizations Social Class
1 W 0 W
2 N 5 L
3 W 0 M
4 N 1 M
5 N 1 W
6 W 2 W
7 N 0 U
8 W 1 M
9 N 1 L
10 N 2 W
11 W 1 M
12 N 2 W
13 W 3 L
14 N 1 W
15 W 1 U
16 W 1 M
17 N 3 M
18 W 0 M
a. Identify the variable that is measured at the ordinal level of measurement.
b. Construct a frequency table for the variable social class (include percentages and cumulative percentages)
c. Construct a frequency table for the variable race (include percentages and cumulative percentages)
d. What percentage of the respondents is non-white?
e. What percentage of the respondents is Middle Class?
f. What is the raw number of white respondents and non-white respondents?
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