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â€˘ 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...

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...

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?

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...

2. Over the past five years, the public health graduatesâ€™ 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...

I was wondering if you could help me in determining which test to use. I want to look at the differences in prosomal width of male and female horseshoe crabs based on age (1,1.5, 2, 2.5, 3). I had...

I was told by my thesis advisor that I might need to do a repeated measures ANOVA because I sampled the same transects over time and my observations are technically not independent. However, everything...