189 Answered Questions for the topic biostatistics

Biostatistics Epidemiology

03/18/19

What are the five objectives of epidemiology?
Follows • 1
Expert Answers •1
Biostatistics Epidemiology

03/18/19

What is the scope of epidemiology?
Follows • 1
Expert Answers •2
Biostatistics Epidemiology

03/18/19

Can biostatistics determine susceptibility to disease?
Follows • 1
Expert Answers •1
Biostatistics Epidemiology

03/18/19

What is the principle of epidemiology?
Follows • 1
Expert Answers •1
Biostatistics Epidemiology

03/18/19

What are the two types of epidemiology?
Follows • 1
Expert Answers •1
Biostatistics Pharmacology

03/13/19

How can biostatistics inform pharmaceutical research?
Follows • 2
Expert Answers •1
Biostatistics Pharmacology

03/12/19

____ is a pill or treatment designed to look just like the active treatment but with no active ingredients.
Follows • 1
Expert Answers •2
Biostatistics

12/10/18

Which test should I use to find the difference..(between dichotomous and cat barb with 5 levels) ask to choose caseses if greater or equal to 1. Need to run both parametric and non parametric

Follows • 1
Expert Answers •1
Biostatistics Probability

10/23/18

What is my expected winnings?
A box contains 7 black blocks, numbered 1-7, and 7 yellow blocks, numbered 1-7. You randomly select two blocks, without replacement without regard to color. The absolute difference of the numbers... more
Follows • 1
Expert Answers •1
Biostatistics

10/22/18

BIOSTATISTIC QUESTION
Mr. Ibrahim is responsible for maintaining clean linen for the hospital. The hospital has a contract with a laundry company to clean all dirty linen. He has been informed that the hospital is doing... more
Follows • 1
Expert Answers •1
Biostatistics

10/21/18

what is the minimum weekly stock he should keep so he can be prepared at a level of 99% of all demands.? (show calculations)
Mr. Ibrahim is responsible for maintaining clean linen for the hospital. The hospital has a contract with a laundry company to clean all dirty linen. He has been informed that the... more
Follows • 0
Expert Answers •1
Biostatistics

09/20/18

The event of getting a red ball
A box has fifteen balls in it, nine white and six red. We select one ball, do not put it back in the box, and select a second ball. So we are selecting two balls from the box. Find the probability... more
Follows • 2
Expert Answers •1
Biostatistics

05/22/18

a tomatoe plant population has a height, which are normally distributed with a mean of 80 cm and a standard deviation of 5 cm. what is the proportion of plant w
a tomatoe plant population has a height, which are normally distributed with a mean of 80 cm and a standard deviation of 5 cm. what is the proportion of plant with heights:less than 72cm?Between... more
Follows • 2
Expert Answers •1
Biostatistics

12/17/17

At least one of your answers is incorrect. A stemplot represents quantitative data by separating each value into the stem​ (such as the leftmost​ digit) and the
At least one of your answers is incorrect. A stemplot represents quantitative data by separating each value into the stem (such as the leftmost digit) and the leaf (such as the rightmost digit).... more
Follows • 2
Expert Answers •1
Biostatistics

12/05/17

Biostatistics question
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... more
Follows • 1
Expert Answers •1
Biostatistics

12/05/17

Biostatistics question
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... more
Follows • 2
Expert Answers •1
Biostatistics

12/05/17

Biostats question
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... more
Follows • 2
Expert Answers •1
Biostatistics

11/21/17

Biostats homework
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... more
Follows • 1
Expert Answers •1
Biostatistics

11/08/17

given a binomial variable with a mean of 40 and a variance of 25, find nand p?
no furthur
Follows • 2
Expert Answers •1
Biostatistics

09/23/17

1. You are asked whether N, N, D, N, D constitute quantitative or qualitative data. Your best reply is
You are asked whether N, N, D, N, D constitute quantitative or qualitative data. Your best reply isquantitative because the letters probably refer to a count.qualitativebecause the letters probably... more
Follows • 2
Expert Answers •1
Biostatistics

05/12/17

4 Ebola patients are to be treated with a new serum. The probability of success with this serum is 0.4. What is the probability of only 2 successful treatments?
• 4 Ebola patients are to be treated with a new serum. The probability of success with this serum is 0.4. What is the probability of only 2 successful treatments? Show appropriate formula and... more
Follows • 2
Expert Answers •1
Biostatistics

12/19/16

Would someone assist me in this question Please!!!!!
Under which circumstances can an Odd Ratio estimate a Risk Ratio?
Follows • 2
Expert Answers •1
Biostatistics

10/09/16

Who is correct in their claims
Two students took the same courses last year. Each received the following final grades. In evaluating the grades, student 2 claims that it is a tie, while student 1 says he has a better grade. Who... more
Follows • 2
Expert Answers •1
Biostatistics

10/09/16

Mean, median, mode, minimum..etc
consider the following dataset (3,3,3,3,4,4,4,4,5,6,6,6,8,8,9,10,11,12,13)(I already put it in order). Find: a. Mode, median, mean b. The minimum, maximum, three quartiles, IQR, variance, and... more
Follows • 2
Expert Answers •1
Biostatistics

09/14/16

Combination or Permutation
A hospital conducts a survey of patients' satisfaction with its service. Each survey respondent ranks the 3 items with which he/she is most satisfied with the hospital service. The items to be... more
Follows • 2
Expert Answers •1

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.