Search
Ask a question

Ask questions and get free answers from expert tutors

Biostatistics Answers

Most Active Answered Newest Most Votes

3. A study estimates that the rate of preventable Adverse Drug Events (ADEs) in hospital is 35%. Preventable ADEs typically result from inappropriate care or medication errors, such as errors in commission...

A hospital keeps the record of the ages at conception reported by each expecting mother. Suppose the age at conception varies approximately according to a normal distribution with mean age 27.8 and...

2. The US Census bureau is interested in capturing vital statistics that may or may not be directly related to health outcomes. One such statistic is annual income. Assume that the Census bureau conducts...

3. Suppose a researcher is interested in the random variable detailing average distance for patients traveled to the nearest health center decides to carry out a Z test. He collects a simple random...

5. A medicine is developed to lower blood pressure for hypertensive patients. The clinical test shows that the drug has better effects on males and females. It lowers the blood pressure of male patients...

1. You are interested in the average annual salary of American public health professionals. So, you took a random sample and found that the mean annual salary is $53,145. Suppose you knew from previous...

2. Over the past five years, the public health graduates’ mean GPA is 2.75. The chair is interested in finding out whether graduates this year have made any significant improvement in GPA. So, she...

1 2 3

Biostatistics Answers RSS feed