Write the transition diagram as a transition matrix. Select the correct choice below, and if necessary, fill in the answer box within your choice. OA. The transition matrix is (Type an integer or decimal for each matrix element.) B. The information from the transition diagram cannot be written as a valid transition matrix. () 0.85 0.15 0.08 0.35 0.9 B 0.05 0.6 0.02
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- What is the answer?Q2A The World Bank collected data on the percentage of GDP that a country spends on health expenditures ("Health expenditure," 2013) and also the percentage of women receiving prenatal care ("Pregnant woman receiving," 2013). The data for the 15 countries where this information are available for the year 2011 is in the table below: Health Expenditure (% of GDP) Prenatal Care (%) 9.6 47.9 3.7 54.6 5.2 93.7 5.2 84.7 10.0 100.0 4.7 42.5 4.8 96.4 6.0 77.1 5.4 58.3 4.8 95.4 4.1 78.0 6.0 93.3 9.5 93.3 6.8 93.7 6.1 89.8 2. Use technology to determine regression equation between percentage GDP spent on health and percentage of women receiving prenatal care. Enter regression equation the format as follows: y^=a+bx with slope rounded to nearest thousandth and y-intercept value rounded to nearest thousandth. Examples of correctly entered answers: y^=4.913+17.347x y^=7.553-11.225x Linear…Q4B The World Bank collected data on the percentage of GDP that a country spends on health expenditures ("Health expenditure," 2013) and also the percentage of women receiving prenatal care ("Pregnant woman receiving," 2013). The data for the 15 countries where this information are available for the year 2011 is in the table below: Health Expenditure (% of GDP) Prenatal Care (%) 9.6 47.9 3.7 54.6 5.2 93.7 5.2 84.7 10.0 100.0 4.7 42.5 4.8 96.4 6.0 77.1 5.4 58.3 4.8 95.4 4.1 78.0 6.0 93.3 9.5 93.3 6.8 93.7 6.1 89.8 4. Use the correlation coefficient r to find the coefficient of determination r2 Enter answer to nearest ten-thousandth. Examples of correctly entered responses: 0.9566 0.4070 0.5590 5. What percentage of the variability in the percentage of women receiving prenatal care is accounted for by the percentage of GDP spent on healthcare? A.…
- For this item, complete the choice matrix by clicking the appropriate answer in each row. The table shows the results from a random survey asking participants their age and current systolic blood pressure. Age (years) Systolic Blood 24 26 30 34 36 45 50 55 108 104 132 119 128 140 135 146 Pressure If a student correctly makes a scatter plot of the data from the survey, determine whether each statement is true or false. True False There are no outliers in the data. There is a positive association in the data. There is a nonlinear association in the data. A Calculator Chp esc % 3. W eExperimental or Observational: A group of students is interested in knowing if the number of times they can sink a basketball is related to the color of the basketball. The students shoot a series of baskets and record their success using a regulation colored basketball. They then switch to a blue colored basketball and shoot the same series of baskets. .Q4A The World Bank collected data on the percentage of GDP that a country spends on health expenditures ("Health expenditure," 2013) and also the percentage of women receiving prenatal care ("Pregnant woman receiving," 2013). The data for the 15 countries where this information are available for the year 2011 is in the table below: Health Expenditure (% of GDP) Prenatal Care (%) 9.6 47.9 3.7 54.6 5.2 93.7 5.2 84.7 10.0 100.0 4.7 42.5 4.8 96.4 6.0 77.1 5.4 58.3 4.8 95.4 4.1 78.0 6.0 93.3 9.5 93.3 6.8 93.7 6.1 89.8 1. Determine the correlation between variables (if it exists) in this relation. Which variable is the dependent (output) variable? A. Percent of women receiving prenatal care B. Percent of gross domestic product (GDP) spent on healthcare Enter letter corresponding to correct answer 2. Using technology, determine coefficient of correlation r Enter r value to…
- Olivia attends school at the University of Alberta and decides to compile a contingency table of students who are taking various degrees. She surveys a group of students, and the data she collects is listed in the contingency table below. Olivia want to see if degree and gender are dependent variables. PhD Masters Undergraduate 22 74 62 ------+---+- Male 18 +---+ Female; 15: 25 -------- (a) In performing this statistical test, state the hypotheses. O Ho: The proportion of female students is the same as the proportion of male students vs. Ha: The proportion of female students is not the same as the proportion of male students O Ho: Degree is related to gender vs. Ha: Degree is not related to gender O Ho: Degree is associated with gender vs. Ha: Degree is not associated with gender O Ho: Degree and gender are dependent vs. Ha: Degree and gender are independent O Ho: Degree and gender are independent vs. Ha: Degree and gender are dependent (b) What is the expected frequencies of each…A psychologist claims that the number of repeat offenders will tend to change if first time offenders complete a particular rehabilitation course. You randomly select 20 prisons and record the number of repeat offenders during a two year period. Then, after first time offenders complete the course, you record the number of repeat offenders at each prison for another two year period. The results are shown in the following table. Prison 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20Before 21 34 9 45 30 54 37 36 33 40 11 25 13 8 14 21 18 33 40 10After 19 22 16 31 30 30 22 18 17 21 19 25 13 14 23 21 12 32 25 10Conduct a sign test at 0.05 significance level. Test if the number of offenders before rehabilitation is significantly different to the number of repeat offendersAccording to the table below, how many Protestants and how many Catholics who attend religious services more than once per year oppose abortion? Religious Affiliation Protestant Catholic Attendance of Religious Services Attendance of Religious Services >1/year k1/year 1/year 43.7% 59.7% Position Support 30.5% on Abortion 30.1% Oppose 69.5% 56.3% 40.3% 69.9% 100.0% 100.0% 100.0% (308) Total 100.0% (142) (72) (143)
- A city official would like to know if there is public support for increasing funding for arts programs. To collect data, the city official stands outside a concert hall after a show and surveys every 25th person to exit and asks their opinion about raising funds for the arts. Which of the following describes the population in this scenario? all residents of the city the members of the city council all city residents who support the arts the people surveyed by the city officialQ16A psychologist claims that the number of repeat offenders will decrease if first time offenders complete a particular rehabilitation course. You randomly select 6 prisons and record the number of repeat offenders during a two-year period. Then, after first-time offenders complete the course, you record the number of repeat offenders at each prison for another two-year period. The results are shown in the following table. 2 3 4 5 6 Prison 1 Before 23 34 9 40 32 54 After 19 20 15 31 21 29 What is the test statistics and corresponding p-value? (A) Zobs = 5-3 √6+0.5*0.5' P-value = P(Z Zobs), where Z~ N(0,1) (C) Tobs =5, p-value = P(T < Tobs), where T~ Bin(6,0.5) (D) Tobs =5, p-value = P(T≥ Tobs), where T~ Bin (6,0.5)