What if PepsiCo wants to narrow their investigation to see if the ounces are specifically less than the listed amount. How would your hypothesis test change with these new circumstances?

assume that a prior surgery suggests about 33%

What are the key Issues in Quantitative Research? Why are they issues?

You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately p=0.7. You would like to be 97% confident that your estimate is within 1.5% of the true population proportion. How large of a sample is required?

In a mass screening of 1,000 65-year-old men in 2002, 100 were found to have diabetes. During the following 10-year period another 200 contracted diabetes. What was the prevalence of diabetes in 2002? What was the prevalence in 2012? i a haveing a hard time understanding how to calculate there measures

I don't even know how to start this question off. Do you mind writing down an explanation or step by step explanations of solving the problem please? And perhaps what kind of problem this is?

You want to obtain a sample to estimate a population proportion. At this point in time, you have no reasonable preliminary estimation for the population proportion. You would like to be 90% confident that you estimate is within 4% of the true population proportion. How large of a sample size is required?

The Pulmonary Division at your hospital asked that you calculate the percentage of asthmatic adults treated in the Emergency Room who had pulse oximetry saturations < or = to 90%.

#1. A baseball team won 9 out of 23 games. What is their winning percentage? #2. Ms. Smith went on a diet and lost 10 pounds which was 6% of her body weight before she started her diet. What was her weight before and after dieting?

fepro per întegal?