Question 1
What is the 95% confidence interval for the mean number of years of education for lower-class respondents?
1.
11.60 to 12.62
2.
23.20 to 25.24
3.
5.80 to 6.31
4.
13.60 to 14.62
2.
Question 2
What is the 95% confidence interval for the mean number of years of education for and working-class respondents?
1.
14.76 to 15.25
2.
12.76 to 13.25
3.
25.50 to 26.50
4.
6.38 to 6.63
3.
Question 3
What is the 99% confidence interval for the mean number of years of education for lower-class respondents?
1.
11.44 to 12.78
2.
5.72 to 6.39
3.
13.55 to 14.89
4.
22.88 to 25.56
4.
Question 4
What is the 99% confidence interval for the mean number of years of education for and middle-class respondents?
1.
18.65 to 19.33
2.
4.65 to 5.33
3.
7.33 to 7.67
4.
14.65 to 15.33
5.
Question 5
As our confidence in the result increases, how does the size of the confidence interval change?
1.
The confidence interval gets wider, not narrower â increasing confidence leading to less precise intervals.
2.
The confidence interval gets narrower, but not wider â decreasing confidence leading to more precise intervals.
3.
As the result increases, the confidence level remains the same.
4.
As the result increases, the confidence level is reduced.
6.
Though 70% of women with children younger than 18 years participate in the labor force, society still upholds the stay-at-home mother as the traditional model. Some believe that employment distracts mothers from their parenting role, affecting the well-being of children. In the GSS 2014, respondents were asked to indicate their level of agreement to the statement, âA working mother hurts children.â Of the 435 male respondents who answered the question, 18% strongly agreed that a working mother does not hurt children.
Question 6
What is the 90% confidence interval for this statistic for males?
1.
0.30 to 0.42
2.
0.08 to 0.11
3.
0.15 to 0.21
4.
1.50 to 2.10
7.
Question 7
Of the 566 female respondents who answered the question, 40% strongly agreed that a working mother does not hurt children. What is the 90% confidence interval for this statistic?
1.
0.74 to 0.86
2.
0.37 to 0.43
3.
0.14 to 0.18
4.
0.19 to 0.22
8.
According to a report published by the Pew Research Center in February 2010, 61% of Millennials (Americans in their teens and 20s) think that their generation has a unique and distinctive identity (N = 527).
9.
Question 8
What is the 95% confidence interval to estimate the percentage of Millennials who believe that their generation has a distinctive identity as compared with the other generations (Generation X, Baby Boomers, or the Silent Generation)?
1.
CI = 6.84 to 5.16
2.
CI = 50.88 to 60.76
3.
CI = 102.84 to 112.16
4.
CI = 56.84 to 65.16
10.
Question 9
What is the 99% confidence interval?
1.
CI = 55.53 to 66.47
2.
CI = 111.06 to 132.94
3.
CI = 27.77 to 33.24
4.
CI = 57.55 to 68.49
11.
Question 10
Are both these results compatible with the conclusion that the majority of Millennials believe that they have a unique identity that separates them from the previous generations?
1.
Yes
2.
No
Sample Solution
an appreciating price hit of $800 sometime later. Successfully, owning 1,000.00 BTC, worth $2.6 million with plans to continue to invest in the currency. Though Bitcoin is the most valued and fast digital currency to date, cryptocurrencies are high-risk investments. Bitcoin and other cryptocurrencies can make it easier to transact illegal activities, but there are other ethical questions that can arise when considering bitcoin as a possible investment. This digital or virtual currency is not like other assets. Theyâre not always easy to protect and Bitcoin thefts are not uncommon. Unfortunately, these exchanges can potentially get hacked and a lot of fraudsters are enjoying the cryptocurrency market. With the currency being decentralized and can be most likely used anonymously, it can be used to in money laundering, tax evasion schemes, illegal goods, and services. In a decentralized network like Bitcoin, every single participant needs to do this job. This is done via the Blockchain â a public ledger of all transaction that ever happened within the network, available to everyone. Therefore, everyone in the network can see every accountâs balance. The reason the market can be so attractive to fraudsters, itâs because transaction are irreversible. Which have lead many to believe that the Bitcoin and cryptocurrencies are just fraudulent investments. According to financial advisors, the Bitcoin or any cryptocurrency is risky. âIf somebody actually hacks in and takes your money, thereâs nobody to complain toâ. Also, these investments are still in their early ages of development, so it is not recommended to have too much of your investments in cryptocurrencies. Participants that have been in the cryptocurrency market for some time, donât have to look very far back to see what can happen when an exchange fails. It is very difficult to know who or what to trust based on its reputation. There are many scamming strategies in the field, but this passage will focus on the investment schemes in the field as well as preventative measures. Many fraudsters would utilize business models that resemble the Ponzi schemes. Ponzi schemes are known for being an investing scam promising high return rates with little to no risk to its investors. In order for it to work, a fraudster will utilize all their time to attract new clients/new investments to their original/older inve>
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an appreciating price hit of $800 sometime later. Successfully, owning 1,000.00 BTC, worth $2.6 million with plans to continue to invest in the currency. Though Bitcoin is the most valued and fast digital currency to date, cryptocurrencies are high-risk investments. Bitcoin and other cryptocurrencies can make it easier to transact illegal activities, but there are other ethical questions that can arise when considering bitcoin as a possible investment. This digital or virtual currency is not like other assets. Theyâre not always easy to protect and Bitcoin thefts are not uncommon. Unfortunately, these exchanges can potentially get hacked and a lot of fraudsters are enjoying the cryptocurrency market. With the currency being decentralized and can be most likely used anonymously, it can be used to in money laundering, tax evasion schemes, illegal goods, and services. In a decentralized network like Bitcoin, every single participant needs to do this job. This is done via the Blockchain â a public ledger of all transaction that ever happened within the network, available to everyone. Therefore, everyone in the network can see every accountâs balance. The reason the market can be so attractive to fraudsters, itâs because transaction are irreversible. Which have lead many to believe that the Bitcoin and cryptocurrencies are just fraudulent investments. According to financial advisors, the Bitcoin or any cryptocurrency is risky. âIf somebody actually hacks in and takes your money, thereâs nobody to complain toâ. Also, these investments are still in their early ages of development, so it is not recommended to have too much of your investments in cryptocurrencies. Participants that have been in the cryptocurrency market for some time, donât have to look very far back to see what can happen when an exchange fails. It is very difficult to know who or what to trust based on its reputation. There are many scamming strategies in the field, but this passage will focus on the investment schemes in the field as well as preventative measures. Many fraudsters would utilize business models that resemble the Ponzi schemes. Ponzi schemes are known for being an investing scam promising high return rates with little to no risk to its investors. In order for it to work, a fraudster will utilize all their time to attract new clients/new investments to their original/older inve>
