You are asked whether N, N, D, N, D constitute quantitative or qualitative data. Your best reply is quantitative because the letters probably refer to a count. qualitativebecause the letters...

You are asked whether N, N, D, N, D constitute quantitative or qualitative data. Your best reply is quantitative because the letters probably refer to a count. qualitativebecause the letters...

• 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 calculations...

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,...

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...

From our class, (20 females, 15 males), four students are to be chosen to form a committee. In how many different ways can the student be chosen such that there would be at least one female?

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 ranked...

The professor did not explain ratios to anyone and refuses to help with this homework.

A publisher prints 300 words per page in its books. Historically the publisher has found that authors make, on average, one typo every 250 words: 1.How many typos would you expect to find...

Assume the average weight of a full-term newborn infant (i.e. 39-40 weeks gestation) in the US is 3400g. Suppose we measure the birth weight of 1000 (full-term) infants born to alcoholic mothers....

Prior to the initiation of a rubella immunization program in a metropolitan county, a survey revealed that 55 out of a sample of 100 elementary school children in the county had been immunized against...

a recent study reported that the prevalence of obesity is 45% in children ages 6-12. If 15 children were analyzed what is the probability that 7 are obese?

Find the mean and stand deviation?

Years after Introduction(X) Number(Y) (Xi - X) (Yi - Y) (Xi - X)(Yi - Y) 1 ...

You plan to conduct an experiment to test the effectiveness of Sleepeze, a new drug that is supposed to reduce insomnia. You will use a sample of subjects that are treated with the drug and another...

1. Is there a difference in age between patients on the fast-track protocol, and those receiving standard care? 2. Is the proportion of patients who are female in the fast-track group significantly...

Biostatistics

1. From our class (20 females, 15 males), four students are to be chosen to form a committee. In how many different ways can the students be chosen such that there would be at least...

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...

Under which circumstances can an Odd Ratio estimate a Risk Ratio?

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...