Homework Answers
Difference between sample proportion = 
1 -
2 = 0.832 - 0.841 = -0.009
Point estimate of difference in population proportion =
1 -
2
= -0.009
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Question 3 1 pts In 2014, the General Social...
In 2014, the General Social Survey asked a respondents if they felt that science makes our...
In 2014, the General Social Survey asked a respondents if they felt that science makes our lives healthier, easier and more comfortable. For men, 81.9% agreed and for women, 81.4% agreed. What is the point estimate of the difference in the population proportion of men and women who agreed?
what is the correct choice and why? Question 4 1 pts Do more Republicans (group A)...
what is the correct choice and why?
Question 4 1 pts Do more Republicans (group A) than Democrats (group B) favor a bill to make it easier for someone to own a firearm? Two hundred Republicans and two hundred Democrats were asked if they favored a bill that made it easier for someone to own a firearm. How would we write the alternative hypothesis? Ha: pA -pB > 0 O Ha: pA- pB does not equal 0 Ha: pA-pB-0 Ha:...
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 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 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 the correct answer choice? Question 2 1 pts In Spring 2017, data was collected...
what is the correct answer choice?
Question 2 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 worked in the past 24 hours. For the 39 randomly selected upperclassmen, the sample mean was 0.61 and sample standard deviation was 2.32. For the 35 randomly selected underclassmen, the sample mean was 1.40 and the sample standard deviation was 2.65. What is the point estimate...
Question 1  
Question 1 Which of the following is an accurate statement about the consequences of declining trust in government? Distrust makes people less willing to pay the taxes necessary for public activities. Distrust motivates people to participate in politics through voting, volunteering for political campaigns, and running for office. Distrust makes it easier for the government to help people in times of crisis. Distrust strengthens the government’s ability to defend our national interests in the world economy. Question 3 Generally speaking,...
QUESTION 1: Why must project manager should have good technical skills but also good management skills?...
QUESTION 1: Why must project manager should have good technical skills but also good management skills? QUESTION 2: **Communication and Communicator are related" This quote from the text suppose that the communication process is lead by the spokeperson. Do you think is it a gift" to be a good communicator or a skill to improve ( use example of your knowledge to answer)? QUESTION 3: Look at the text paragraph yellow highlighted, and do you think that in today's world...
Please read the article bellow and discuss the shift in the company's approach to genetic analysis....
Please read the article bellow and discuss the shift in the
company's approach to genetic analysis. Please also discuss what
you think about personal genomic companies' approaches to research.
Feel free to compare 23andMe's polices on research with another
company's. Did you think the FDA was right in prohibiting 23andMe
from providing health information?
These are some sample talking points to get you thinking about
the ethics of genetic research in the context of Big Data. You
don't have to...
what is the correct choice and why?
Question 4 1 pts Do more Republicans (group A) than Democrats (group B) favor a bill to make it easier for someone to own a firearm? Two hundred Republicans and two hundred Democrats were asked if they favored a bill that made it easier for someone to own a firearm. How would we write the alternative hypothesis? Ha: pA -pB > 0 O Ha: pA- pB does not equal 0 Ha: pA-pB-0 Ha:...
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 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 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 the correct answer choice?
Question 2 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 worked in the past 24 hours. For the 39 randomly selected upperclassmen, the sample mean was 0.61 and sample standard deviation was 2.32. For the 35 randomly selected underclassmen, the sample mean was 1.40 and the sample standard deviation was 2.65. What is the point estimate...
QUESTION 1: Why must project manager should have good technical skills but also good management skills? QUESTION 2: **Communication and Communicator are related" This quote from the text suppose that the communication process is lead by the spokeperson. Do you think is it a gift" to be a good communicator or a skill to improve ( use example of your knowledge to answer)? QUESTION 3: Look at the text paragraph yellow highlighted, and do you think that in today's world...
Please read the article bellow and discuss the shift in the
company's approach to genetic analysis. Please also discuss what
you think about personal genomic companies' approaches to research.
Feel free to compare 23andMe's polices on research with another
company's. Did you think the FDA was right in prohibiting 23andMe
from providing health information?
These are some sample talking points to get you thinking about
the ethics of genetic research in the context of Big Data. You
don't have to...
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