Research question: Are more than 80% of American adults open…

Research question: Are more than 80% of American adults open to using online dating to find a romantic partner? A relationship researcher surveyed a representative sample of 500 American adults. Each person was asked if they would be open to using an online dating app. In the sample, 420 adults said yes. To examine whether more than 80% of all American adults are open to online dating, the researcher set up the following hypotheses: H₀: p = 0.80 Hₐ: p > 0.80 Using StatKey, a randomization test was conducted, which produced a p-value of 0.014 A. Should we reject or fail to reject the null hypothesis at the 0.05 alpha level? Explain why. B. Is there sufficent evidence that more than 80% of all US Adults are open to using online dating to find a romantic Partner?  Why or why not?

(Credit cards) During 2020 and 2021, the Federal funds rate…

(Credit cards) During 2020 and 2021, the Federal funds rate was close to zero, but average interest rates paid on credit card balances remained quite high, with prime borrowers paying roughly 18-19% on average and even “super-prime” cardholders paying roughly 15% on average. A major reason for these high rates probably was that 

(Credit risk and commercial banks) Fourth Second Bank is a l…

(Credit risk and commercial banks) Fourth Second Bank is a large regional bank headquartered Akron, Ohio. Its consumer lending operations use credit scoring to evaluate and monitor loans. After years of growing loans at the same rate as their peers, they revised their scoring model in 2023. Since then, their annual loan growth rate has been 8% versus 4% for their peers. Given this information, you think

(GSEs and mortgages) Before the Global Financial Crisis of 2…

(GSEs and mortgages) Before the Global Financial Crisis of 2007-2009, although many residential mortgages were securitized through the government sponsored enterprises (GSEs) such as FNMA, many others were securitized privately by investment banks such as Merrill Lynch. By contrast, today