Americans' trust in government and the media has generally beenon a downward trend since pollsters first asked questions on thesetopics in the second half of the twentieth century. Trust ingovernment hit an all-time low of 14% in 2014, while trust in themedia bottomed out at 32% in 2016. The bar graph shows thepercentage of Americans trusting in the government and the mediafor five selected years. Use this information to answer parts a-c.MERITPercentageHHE+70-6050-40-TOR3020-10Trust in mediaTrust in Goverment543616253247More43201939a. Use the information in the graph to estimate the yearly loss in the percentage of people trusting in government.The yearly loss in the percentage of people trusting in government is 1.2%.(Round to the nearest tenth as needed.)b. Write a mathematical model that estimates the percentage, P, of people trusting in government x years after 2003.17The mathematical model P = estimates the percentage, P, of people trusting in government x years after 2003.(Use integers or decimals for any numbers in the expression. Use the answer from part (a) to answer this part.)422003 2007 2011 2015 2019X

Given the bar graph of the percentage of Americans trusting in the government and the media for five…

Answered: Americans' trust in government and the…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Students at a high school were polled to determine the type of music they preferred. There were 1960 students who completed the poll. Their responses are represented in the circle graph. Music Preferences O Rap 906 O Alternative 478 What percent of students preferred country music? Rock and Roll 280 Country 166 Jazz 35 Other 95 ..... About % of the students who completed the poll preferred country music. (Round to one decimal place as needed.)
Several years ago, two companies merged. One of the concerns after the merger was the increasing burden of retirement expenditures. An effort was made to encourage employees to participate in the 401(k) accounts. Nationwide, 63% of eligible workers participated in these accounts. The accompanying data table contains responses of 30 employees of the company when asked if they were currently participating in a 401(k) account. Complete parts a through d. Click the icon to view the data table. a. Determine the sample proportion of company workers who participate in 401(k) accounts. The sample proportion is. (Round to three decimal places as needed.) b. Determine the sampling error if in reality the company workers have the same proportion of participants in 401(k) accounts as does the rest of the nation. The error is (Round to three decimal places as needed.) c. Determine the probability that a sample proportion at least as large as that obtained in the sample would be obtained if the…
Determine whether the following statement is true. The median of a data set will increase by a factor of 10 if the largest value increased by a factor of 100.
A recent report stated that in 1990, there were approximately 9.7 million employment opportunities in a Science, Technology, Engineering or Mathematics (STEM) related field. There is a reported 17.3 million positions available in a STEM related field in 2019. What is the relative change in the number of STEM positions available from 1990 to 2019? A. 7.6% B. 56.1% C. 43.9% D. 78.4%
Nikko compares the prices of a skateboard at 7 different online stores. His data is shown below. $67.50, $70.00, $102.25, $65.25, $58.75, $62.00, $68.20 13 Given this information, which statement is true? A The mean and median have the same value. B. The mean is the better measure of center than the median. CThe median is a better measure of center than the mean. D. The median is affected more by the outlier than the mean. DELL
Students on a campus of a college in Wisconsin were asked about their age. The results of this survey are recorded in the table below. Student ages Frequency 17-26 44 27-36 28 37-46 11 57 and over 33 (a) What is the relative frequency for the age group 17-26? (Write your answer IN PERCENTAGE FORM. Round to at least 2 decimal place. Do not include the % symbol in your answer.) Answer: % (b) What is the relative frequency for the the age group 37-46? (Write your answer IN PERCENTAGE FORM. Round to at least 2 decimal place. Do not include the % symbol in your answer.)) Answer: %
The Census Bureau Web site gives several choices for "average income" in its historical income data. In 2006, the median income of American households was $48,201. The mean household income was $66,570. The median income of families was $58,407, and the mean family income was $77,315. The Census Bureau says, “Households consist of all people who occupy a housing unit. The term ‘family’ refers to a group of two or more people related by birth, marriage, or adoption who reside together.” Identify the reason for mean incomes for households being higher than median incomes for households.
Virginia polled a large sample of individuals to find the percentage of students with known food allergies and the percentage of students without known food allergies. Which of the following could sufficiently display the data if only the two given categories are to be included? Select the correct answer below: bar graph pie chart either a pie chart or a bar graph neither a pie chart nor a bar graph
The accompanying table shows trade deficits for a certain country (in billions of dollars) to 19 other countries for a recent year. Complete parts (a) through (c) below. Click the icon to view the table of exports from a country to other countries. (a) Find the mean and median of the trade deficits. The mean of the trade deficits is $ billion. (Round to two decimal places as needed.) The median of the trade deficits is $ billion. (Type an integer or a decimal. Do not round.) (b) Find the mean and the median of the trade deficits without trade deficit to country A. Which measure of central tendency, the mean or the median, was affected more by the elimination of trade deficits to country A? The mean of the trade deficits is $ billion. (Round to two decimal places as needed.) The median of the trade deficits is $ billion. (Type an integer or a decimal. Do not round.) Which measure of central tendency was affected more by the elimination of trade deficits to Country A? OA. The mean was…
Jocelyn complied data on the number of hours students work per week the summer after senior year. The minumun number of hours in the distribution was 23. The range was 17
According to the Department of Commerce, the mean and median prices of new houses sold in the United States in 1989 were $129,900 and 159,000. Which of these numbers is most likely the mean and which is the median?
The accompanying data show the percentage of residents with bachelor's degrees in the 50 states and Washington, DC. Make a boxplot of the data. You may either make a boxplot with technology using the accompanying data or sketch the boxplot using the descriptive statistics below. Washington, D.C. is a potential outlier with a bachelor's rate of 46.2%; there are no other potential outliers. The next highest rate is for Massachusetts with 35.6%. Click the icon to view the percent of people with Bachelor's degrees for U.S. states. Variable N Mean StDev Minimum Percent 45 27.175 5.472 15.200 Select the correct boxplot below. O A. 10 50 Bachelor's (%) Q Q QL Median Qu 24.200 25.600 31.200 O B. 10 50 Bachelor's (%) Maximum 46.200 Q Q (-)) O C. 50 Bachelor's (%) 10 U O D. 10 50 Bachelor's (%) Q

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