In patients with congestive heart failure two or more drugs, Ask an Expert

Statistics

awson and Jick [1976] compare drug prescription in the United States and Scotland.

(a) In patients with congestive heart failure, two or more drugs were prescribed in 257 of 437 U.S. patients. In Scotland, 39 of 179 patients had two or more drugs prescribed. Test the null hypothesis of equal proportions giving the resulting p- value. Construct a 95% confidence interval for the difference in proportions.

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M9379614

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

A random sample of the closing stock prices in dollars for

A random sample of the closing stock prices in dollars for a company in a recent year is listed below. Assume that sigma σ is ?$2.59. Construct the 90?% and 99?% confidence intervals for the population mean. Interpret th ...

6year 8 coupon bond with semi annual payments par value

6 year, 8% coupon bond with semi annual payments, Par Value = $1000. 1) Find out price of the bond if YTM = 10%. 2) What happens to the bond price if YTM decreases 1 basis point? 3) Is the effect of 1 basis point decreas ...

According to a survey of 25000 households 55 of the people

According to a survey of 25,000 ?households, 55 % of the people watching a special event on TV enjoyed the commercials more than the event itself. Complete parts a through e below based on a random sample of nine people ...

What is the difference between a linear quadratic and cubic

What is the difference between a linear, quadratic, and cubic regression analysis? Please provide a reference.

Te gallup poll once asked a random sample of 100 adults

The Gallup Poll once asked a random sample of 100 adults. " Do you happen to jog?" Suppose 50 of these adults answered 'Yes,I jog" Based on this sample what is the estimated probability that 40% or less of all adults jog ...

How do you calculate true population proportion if your

How do you calculate true population proportion if your defective sample is too small? For example, if you have 50 and defect is 4. Please look below for more details

A research a research institute conduct the clinical trials

A research a research institute conduct the clinical trials of a method designed to increase the probability of conceiving a boy. Amount 170 to babies born to parents using the method. 146 for boys. Identity identify the ...

Given the following information from pharoah corporation

Given the following information from Pharoah Corporation, what price would the CAPM predict that the company's stock will trade for one year from today? (Do not round intermediate calculations. Round final answer to 2 d ...

1 you are analyzing a common stock with a beta of 28 the

1.) You are analyzing a common stock with a beta of 2.8. The risk-free rate of interest is 5 percent and the expected return on the market is 12 percent. What is the stock's equilibrium required rate of return? Round to ...

If no payments are made a loan of amount 44000 would

If no payments are made, a loan of amount $44000 would increase to $49103.89 after 2 years of monthly compounding interest. If instead, payments of $718.87 are made at the end of each month, how many years would it be un ...

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Statistics and Probability Expert