Suppose a random sample of 110 companies taken in 2007 showed that 23 offered?high-deductible health insurance plans to their workers. A separate random sample of 120 firms taken in 2008 showed that 30 offered?high-deductible health insurance plans to their workers. Based on the sample?results, can you conclude that there is a higher proportion of companies offering?high-deductible health insurance plans to their workers in 2008 than in 2007?? Conduct your hypothesis test at a level of significance ?=0.01.

Suppose a random sample of 110 companies taken in 2007 showed that 23 offered high-deductible health insurance plans to their workers. A separate random sample of 120 firms taken in 2008 showed that 30 offered high-deductible health insurance plans to their workers. Based on the sample results, can you conclude that there is a higher proportion of companies offering high-deductible health insurance plans to their workers in 2008 than in 2007? Conduct your hypothesis test at a level of significance a = 0.01. Let p, be the population proportion from 2008, and let p2 be the population proportion from 2007. Identify the null and alternative hypotheses. Choose the correct answer below. OA. Ho: P1 - P20 OD. Ho: P1 - P2 20 OE. Ho: P1 - P2 > 0 OF. Ho: P1 - P2= 0 HA: P1 - P2