Answer the following

1. 655 2014 and 655 2018 respondents were asked their opinion on whether homosexuals should have the right to marry. (The 2014 data were collected before the 2015 U.S. Supreme Court decision granting samesex couples the right to marry.) Responses were measured on a Spoint scale from strongly agree (1) to strongly disagree (5). Homosexuals Should Have Right to Marry (2014) Cumulative Percentage Percenta Frequency Strongly agree 251 32.5 Agree 195 25.2 57.5 Neither agree nor disagree 74 n 67.3 Disagree 92 11.9 79.2 Strongly disagree 161 20.8 -_ Homosexuals Should Have Right to Marry (2018) Frequency :ercentag Strongly agree 293 Agree 200 Neither agree nor disagree 7O Disagree 67 Strongly disagree 111 Total 741 a. What is the level of measurement for this variable? b. What is the mode for 2014? For 2018? c. Calculate the median for this variable. In general, how would you characterize the public's attitude about same-sex marriage? Is there a difference in attitudes between the 2 years? 2. Below are data from 655 2014, reporting respondents' ideal number of children. The frequency indicates how many children each respondent thought was \"ideal\". (hldldel IDEAL NUMBER OF CHILDREN umu auve Frequency Percent Valid Percent Percent l .9 1.6 1.6 l 14 a. Which category contains the 90th percentile? b. What is the median? c. What is the mean? HINT: Multiply the number of children on the left by the frequencies and add them all together before dividing by the total. Treat 7+ as simply 7. d. Given your ndings, is the distribution symmetrical, positively skewed, or negatively skewed? 3. This frequency distribution contains information on the number of hours worked last week for a sample of 32 Latino adults from the 655 2010. Hours Worked Last Week 2. 25 2. 29 1 3.1 21.9 30 9.4 31.3 32 .. so 52 l 3.1 87.5 55 1 3.1 90.6 60 1 3.1 93.8 64 .. Total 32 100.0 3. Calculate the mean number of hours worked per week. b. Find the median. Compare the mean to the median. Describe whether and how the distribution of weeks worked per year is skewed. 4. Do homicide rates vary with country population? Investigate this question using United Nation's data for countries grouped by population size. Calculate the mean and median for each group. Describe the distribution for each group. Which group has the higher homicide rate? 2013 Homicide Rate per 100,000 #1-10 Most Murder Rate Populated #11-20 Most Populated Murder Rate China 0.8 Mexico 18.9 India 3.3 Philippines 9.3 United States 3.8 Ethiopia 8.1 Indonesia 0.6 Vietnam 1.5 Brazil 26.5 Germany .7 Pakistan 7.8 Egypt 3.4 Nigeria 10.3 Iran 4.8 Russia 9.0 Turkey 4.3 Japan 0.3 Democratic Republic of the Congo 13.5 Bangladesh 2.6 Thailand 4.9 Source: United Nations Office on Drugs and Crime, Statistics: Intentional Homicide, Counts and Rates per 100,000 Population, 2015. Retrieved from http://data.un.org/Data.aspx?d=UNODC&f=tableCode%3A15. The following table reports infant mortality rates for selected countries based on estimates reported in the Central Intelligence Agency's 2016 World Factbook. Infant mortality rates have been associated with the quality of prenatal care and the overall quality of health care provided within a country. Country infant Mortality Rates Afghanistan Canada 4.65 Colombia _ Finland 2.52 Germany 3.43 United States Zimbabwe Source: Central Intelligence Agency, World Factbook, 2016. a. Calculate the mean and median infant mortalities reported for the 11 countries presented above. b. Describe the shape of the distribution