One common disease among pediatric patients is streptococcal pharyngitis (strep throat). If a pediatric patient comes in to the pediatricians feeling ill, there is a 26% chance that they have strep throat. A doctor sees 7 pediatric patients on a particular day (assume these patients are independent). Consider the random variable is a binomial random variable such that X = number of pediatric patients with strep throat. What is the chance that at least one of them has strep throat?

If I take 5 independent random samples of size 50 from the same population and compute a sample mean from each sample, what can you say about these 5 means?

The length of pregnancies of elephants is normally distributed, and has a mean of 525 days (1.4 years) and standard deviation of 33 days. What is the 95th percentile of elephant pregnancies? (Round to the nearest whole number).

A nurse is assessing a client with decompensated cirrhosis.  What assessment findings woudl the nurse expect to observe?  Select all that apply.

A client arrives to the ED with nausea, cool clammy skin, tachycardia restless ness, mild confusion and recent episodes of  large amounts of melena. The client has a history of cirrhosis.    Which of the following would the nurse anticpate being ordered to confirm diagnosis?

A nurse is caring for a patient admitted with acute pancreatitis. Which assessment finding should the nurse report immediately to the healthcare provider?

What is ∫ x 2 – 5   d x \int x^2 – 5 \, dx ?

Maximize z=12x-3yz = 12x – 3y Subject to: 2x + 4y ≤ 8x, y ≥ 0

5. Determine the location of the center of pressure (yp), measured from the free water level.

For the triangular plate A shown in the figure below, answer questions (1-5) using the formula method: 1. Determine the centroid (in m) of triangular plate A from the free water level in the tank.