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Question 4 1 pts Do more Republicans (group A)...
what is the correct choice and why? Question 5 1 pts Do less Republicans (group A)...
what is the correct choice and why?
Question 5 1 pts Do less Republicans (group A) than Democrats (group B) favor the government investing billions of dollars to improve the country's train system? One thousand Republicans and one thousand Democrats were asked if they favored spending billions to improve the country's train system. How would we write the alternative hypothesis? Ha:PA-pB < 0 Ha: PA-PB - 0 Ha: PA-pB does not equal o Ha: PA-PB > 0
what is the correct choice and why? Question 3 1 pts In 2014, the General Social...
what is the correct choice and why?
Question 3 1 pts In 2014, the General Social Survey asked a respondents if they felt that science makes our lives healthier, easier and more comfortable. For Democrats, 83.2 % agreed and for Republicans, 84.1 % agreed. What is the point estimate of the difference in the population proportion of Democrats and Repulicans who agreed? 0.626 Unknown O 0.8365 O -0.009
what is the correct answer choice? Question 8 1 pts In Spring 2017, data was collected...
what is the correct answer choice?
Question 8 1 pts In Spring 2017, data was collected from a random selection of STA 2023 students. One of the questions asked how much sleep they had gotten the previous night. The 95% confidence interval comparing underclassmen to upperclassmen was (-0.233, 1.1250) For the hypothesis Ho:mu 1-mu2 = 0 versus Ha:mu 1-mu2 does not equal O, what would be the p-value? e p-value = 0.05 p-value < 0.05 p-value > 0.05 Can not...
what is the correct answer choice? Question 9 1 pts In Spring 2017, data was collected from a random selection of S...
what is the correct answer choice?
Question 9 1 pts In Spring 2017, data was collected from a random selection of STA 2023 students. One of the questions asked how many hours they had slept the previous night. The 90% confidence interval comparing underclassmen to upperclassmen was (0.015, 0.9153). For the hypothesis Ho:mu 1-mu2 - Oversus Ha:mul-mu2 does not equal o, what would be the p-value? Can not be determined. p-value > 0.10 p-value - 0.10 p-value <0.10
what is the correct choice and why? Question 2 1 pts In 2012, Gallup asked participants if they had exercised more...
what is the correct choice and why?
Question 2 1 pts In 2012, Gallup asked participants if they had exercised more than 30 minutes a day for three days out of the week. Suppose that random samples of 100 respondents were selected from both Vermont and Hawaii. From the survey, Vermont had 65.3% who said yes and Hawaii had 62.2% who said yes. What is the value of the population proportion of people from Hawaii who exercised for at least...
what is correct choice and why? Question 1 1 pts In 2012, Gallup asked participants if...
what is correct choice and why?
Question 1 1 pts In 2012, Gallup asked participants if they had exercised more than 30 minutes a day for three days out of the week. Suppose that random samples of 100 respondents were selectedfrom both Vermont and Hawaii. From the survey, Vermont had 65.3% who said yes and Hawaii had 62.2% who said yes. What is the value of the sample proportion of people from Hawaii who exercised for at least 30 minutes...
what is the correct answer choice? Question 4 1 pts A university administrator was interested in...
what is the correct answer choice?
Question 4 1 pts A university administrator was interested in determining if there was a difference in the distance students travel to get from class from their current residence(in miles). Men and women at UF were randomly selected. The Minitab output is below. What is the best interpretation for the output? Difference = mu (F) - mu (M) T-Test of difference - 0 (vs not =): T-Value = -1.05 P-Value -0.305 DF = 21...
Test: Exam 3 1 of 10 0 complete) This Question: 4 pts Conduct he folowing teat...
Test: Exam 3 1 of 10 0 complete) This Question: 4 pts Conduct he folowing teat at the a 0.01 level of signficance by delermining (a) the mul and altemative hypotheses, (b) the test statistic, and (c) the Pwalue Assume that the sampies were obtained independenty using simple random sampling. Test whether Ps PSample data are x,30, n 254, x -36, and n-301 (a) Detemine the nul and atemative hypotheses. Choose the comect answer below. O B. Ha PP versus...
what is the correct answer choice? D Question 3 1 pts An instructor was interested in seeing if there was a differe...
what is the correct answer choice?
D Question 3 1 pts An instructor was interested in seeing if there was a difference in the average amount of time that men and women anticipate studying for an Introduction to Statistics course in the summer. A group of men and women were randomly selected from the University of Florida. The Minitab results are below. What is the best interpretation of the results below? Difference mu (F)- mu (M) T-Test of difference =...
Score: 0 of 12 pts 1 of 4 (4 complete) HW Score: 44.33%, 22.17 of 50 pt: X 10.1.31 Question Help In a recent year, a po...
Score: 0 of 12 pts 1 of 4 (4 complete) HW Score: 44.33%, 22.17 of 50 pt: X 10.1.31 Question Help In a recent year, a poll asked 2142 random adult citizens of a large country how they rated economic conditions. In the poll, 15% rated the economy as Excellent/Good. A recent media outlet claimed that the percentage of citizens who felt the economy was in Excellent/Good shape was 11%. Does the poll support this claim? a) Test the appropriate...
what is the correct choice and why?
Question 5 1 pts Do less Republicans (group A) than Democrats (group B) favor the government investing billions of dollars to improve the country's train system? One thousand Republicans and one thousand Democrats were asked if they favored spending billions to improve the country's train system. How would we write the alternative hypothesis? Ha:PA-pB < 0 Ha: PA-PB - 0 Ha: PA-pB does not equal o Ha: PA-PB > 0
what is the correct choice and why?
Question 3 1 pts In 2014, the General Social Survey asked a respondents if they felt that science makes our lives healthier, easier and more comfortable. For Democrats, 83.2 % agreed and for Republicans, 84.1 % agreed. What is the point estimate of the difference in the population proportion of Democrats and Repulicans who agreed? 0.626 Unknown O 0.8365 O -0.009
what is the correct answer choice?
Question 8 1 pts In Spring 2017, data was collected from a random selection of STA 2023 students. One of the questions asked how much sleep they had gotten the previous night. The 95% confidence interval comparing underclassmen to upperclassmen was (-0.233, 1.1250) For the hypothesis Ho:mu 1-mu2 = 0 versus Ha:mu 1-mu2 does not equal O, what would be the p-value? e p-value = 0.05 p-value < 0.05 p-value > 0.05 Can not...
what is the correct answer choice?
Question 9 1 pts In Spring 2017, data was collected from a random selection of STA 2023 students. One of the questions asked how many hours they had slept the previous night. The 90% confidence interval comparing underclassmen to upperclassmen was (0.015, 0.9153). For the hypothesis Ho:mu 1-mu2 - Oversus Ha:mul-mu2 does not equal o, what would be the p-value? Can not be determined. p-value > 0.10 p-value - 0.10 p-value <0.10
what is the correct choice and why?
Question 2 1 pts In 2012, Gallup asked participants if they had exercised more than 30 minutes a day for three days out of the week. Suppose that random samples of 100 respondents were selected from both Vermont and Hawaii. From the survey, Vermont had 65.3% who said yes and Hawaii had 62.2% who said yes. What is the value of the population proportion of people from Hawaii who exercised for at least...
what is correct choice and why?
Question 1 1 pts In 2012, Gallup asked participants if they had exercised more than 30 minutes a day for three days out of the week. Suppose that random samples of 100 respondents were selectedfrom both Vermont and Hawaii. From the survey, Vermont had 65.3% who said yes and Hawaii had 62.2% who said yes. What is the value of the sample proportion of people from Hawaii who exercised for at least 30 minutes...
what is the correct answer choice?
Question 4 1 pts A university administrator was interested in determining if there was a difference in the distance students travel to get from class from their current residence(in miles). Men and women at UF were randomly selected. The Minitab output is below. What is the best interpretation for the output? Difference = mu (F) - mu (M) T-Test of difference - 0 (vs not =): T-Value = -1.05 P-Value -0.305 DF = 21...
Test: Exam 3 1 of 10 0 complete) This Question: 4 pts Conduct he folowing teat at the a 0.01 level of signficance by delermining (a) the mul and altemative hypotheses, (b) the test statistic, and (c) the Pwalue Assume that the sampies were obtained independenty using simple random sampling. Test whether Ps PSample data are x,30, n 254, x -36, and n-301 (a) Detemine the nul and atemative hypotheses. Choose the comect answer below. O B. Ha PP versus...
what is the correct answer choice?
D Question 3 1 pts An instructor was interested in seeing if there was a difference in the average amount of time that men and women anticipate studying for an Introduction to Statistics course in the summer. A group of men and women were randomly selected from the University of Florida. The Minitab results are below. What is the best interpretation of the results below? Difference mu (F)- mu (M) T-Test of difference =...
Score: 0 of 12 pts 1 of 4 (4 complete) HW Score: 44.33%, 22.17 of 50 pt: X 10.1.31 Question Help In a recent year, a poll asked 2142 random adult citizens of a large country how they rated economic conditions. In the poll, 15% rated the economy as Excellent/Good. A recent media outlet claimed that the percentage of citizens who felt the economy was in Excellent/Good shape was 11%. Does the poll support this claim? a) Test the appropriate...
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