Concept explainers
Political Parties Political science researchers often classify voters according to their political party preference, using four categories: Democrat, Republican, Other political parties (including Libertarians and Independents, for example), and Decline to State/ No Party Preference. The political party breakdown in California is 45% Democrat, 26% Republican, and 6% Other political parties. What percentage of voters are Decline to state/no party preference? (Source: Public Policy Institute of California)
Want to see the full answer?
Check out a sample textbook solutionChapter 5 Solutions
Introductory Statistics
Additional Math Textbook Solutions
Research Methods for the Behavioral Sciences (MindTap Course List)
Elementary Statistics ( 3rd International Edition ) Isbn:9781260092561
Probability and Statistics for Engineering and the Sciences
Intro Stats, Books a la Carte Edition (5th Edition)
- Choosing Officers From a pool of 12 candidates, the offices of president, vice-president, secretary, and treasurer need to be filled. In how many different ways can the offices be filled?arrow_forwardWhat's your favorite TV show? The following tables present the ratings for 8 top prime-time shows for the 2007-2008 season and for the 2012-2013 season. The rating is the percentage of households with TV sets that watched the program. Top Rated TV Programs: 2007-2008 Top Rated TV Programs: 2012-2013 Program Rating Program Rating Sunday Night Football 9.7 NCIS 4.0 CSI: Miami 9.2 Football Night in America Part 3 4.0 House - Monday 9.2 Revolution 3.9 NCIS 9.2 2 Broke Girls 3.7 Survivor: China 9.0 How I Met Your Mother 3.7 Without a Trace 8.8 Family Guy 3.6 The Moment of Truth 8.8 Once Upon a Time 3.6 Two and a Half Men 8.5 Survivor: Philippines 3.5 1. Find the population standard deviation of the ratings for 2007-2008. Round the answer to at least two decimal places. 2. Find the population standard deviation of the ratings for 2012-2013. Round the answer to at least two decimal…arrow_forwardAncestry and Region. The U.S. Census Bureau collects information on the U.S. population by ancestry and region of residence and publishes the results in American Community Survey. According to that document, 18% of the population resides in the Northeast. a. If ancestry and region of residence are not associated, what percentage of Americans of Irish ancestry would reside in the Northeast? b. There are roughly 37 million Americans of Irish ancestry. If ancestry and region of residence are not associated, how many Americans of Irish ancestry would reside in the Northeast? c. There are, in fact, 9.25 million Americans of Irish ancestry who reside in the Northeast. Given this information and your answer to part (b), what can you conclude?arrow_forward
- A large group of college students was surveyed and the following information was obtained: 712 saw Lady Gaga 624 saw Arcade Fire 381 saw Skrillex 111 saw all three 513 saw none 240 saw only Lady Gaga 377 saw Lady Gaga and Arcade Fire 117 saw Arcade Fire and Skrillex but not Lady Gaga. What percentage saw at least one of the artists? What percentage saw exactly one of the artists?arrow_forwardHere is a chart showing how many people are non-smokers, occasional smokers, and heavy smokers by the categories of drinking behavior (non-drinkers, occasional drinkers, and heavy drinkers). Based on this data, which of the statements below are true? Incidence of Smoking by Category of Drinkers Select one or more: 2118 2061 a. A higher proportion of heavy drinkers are heavy smokers, as compared to the proportion of non-drinkers that are heavy smokers 1067 b. There are more heavy smokers who are heavy drinkers than there are heavy smokers who are 899 733 733 occasional drinkers 552 435 163 163 c. Non-drinkers are far more likely to be non-smokers than to be occasional smokers or heavy NON DRINKER HEAVY DRINKER OCCASIONAL DRINKER smokers Occasional Smoker Non Smoker Heavy Smoker d. From this chart, you can conclude that there is a relationship between drinking and smoking, but you cannot say whether one causes the other In this boxplot the numeric variable box office gross (sales) of…arrow_forwardEach year Money magazine publishes a list of "Best Places to Live in the United States." These listings are based on affordability, educational performance, convenience, safety, and livability. The below table shows the median household income of Money magazine’s top city in each U.S. state for (Money magazine website). City Median Household Income Pelham, AL $ 66,772 Juneau, AK $ 84,101 Paradise Valley, AZ $ 138,192 Fayetteville, AR $ 40,835 Monterey Park, CA $ 57,419 Lone Tree, CO $ 116,761 Manchester, CT $ 64,828 Hockessin, DE $ 115,124 St. Augustine, FL $ 47,748 Vinings, GA $ 73,103 Kapaa, HI…arrow_forward
- A researcher is interested in examining whether there is a relationship between gender and political party affiliation. Specificaly, they want to know if the pattern of political affiliation is the same for men and women. The researcher collects data from a total of 52 participants: 26 women and 26 men. The researcher asks each participant whether they voted for the Democratic or Republican candidate in the previous presidential election. The researcher expects that there will be an equal proportion of participants voting for the democratic candidate and the republican candidate among men and women. The researcher finds the following frequencies: Males Females Totals ot sesowag Republican 16 92 Using this information, the researcher begins to conduct a chi-square test with an alpha level of.05. Fill in the missing values in the computation table below. Enter your answers either as whole numbers (if no rounding is involved, I.e, 10, not 10.00) or rounded to two decimal places. Do not…arrow_forwardYou have a small sample of voting information for a recent election. This includes data on which party a person voted for (dem-1 for democrat, =0 for other), gender (male=1 for male, =0 for female), income (in thousands of dollars) and age (in years). You create a table tabulating votes by gender. 1 dem I 01 11 0.045 O.348 545 0.602 -+- O.500 male 0 10 12 Total I 22 In a linear probability model of dem on male, what is the intercept coefficient? (Hint: calculate the relevant probabilities.) 11 Total 81 18 61 18 ------- + 141 36arrow_forward
- Glencoe Algebra 1, Student Edition, 9780079039897...AlgebraISBN:9780079039897Author:CarterPublisher:McGraw HillCollege AlgebraAlgebraISBN:9781305115545Author:James Stewart, Lothar Redlin, Saleem WatsonPublisher:Cengage LearningHolt Mcdougal Larson Pre-algebra: Student Edition...AlgebraISBN:9780547587776Author:HOLT MCDOUGALPublisher:HOLT MCDOUGAL
- Big Ideas Math A Bridge To Success Algebra 1: Stu...AlgebraISBN:9781680331141Author:HOUGHTON MIFFLIN HARCOURTPublisher:Houghton Mifflin HarcourtCollege Algebra (MindTap Course List)AlgebraISBN:9781305652231Author:R. David Gustafson, Jeff HughesPublisher:Cengage Learning