Exam 2: Basic Math Concepts, Central Tendency, and Dispersion

The group practice's policy is that for every seven physicians in the group, there should be two medical assistants (MAs). If there are 15 physicians in the group, how many MAs should the practice employ?

The larger the standard deviation, the data tends to _______________________.

What is the mean number of outpatient surgeries?

What is the median number of outpatient surgeries?

In the decimal 0.042359463, the digit 2 is in the __________ place.

A normal distribution uses standard deviation to show how scores are expected to cluster around the calculated average of a sample or population. What type of shape do these graphs tend to make?

Two people, Mark and Tim, are both coding medical records. Mark codes eight records every 35 minutes (8:35). Tim, on the other hand, codes 15 records an hour (15:60). Who is faster and by how much?

What is the mode number of outpatient surgeries?

One of the clinics attached to the hospital system handles walk-ins and provides some urgent care services. Of the 110 patients seen last month, 40 had broken bones, 35 had flu-like symptoms, 25 were dehydrated, 4 received MRI scans, and 6 were sent to the hospital for immediate surgery. Report these conditions in simple fractions.

What is the range or spread of outpatient surgeries?

If the same number of outpatient surgeries is performed each month, what would the variance be?

An epidemiological report stated that 0.00684 births in the United States were carried out via cesarean section last year. How many births was this?

Sally can code six charts in 1 hour. What is the ratio of minutes to charts?

A newborn baby weighs 8 pounds 6 ounces. How much does the baby weigh in grams? [1 lb = 0.45 kg and 1 oz = 28 g]

Which outlier would you remove?

What is the variance of outpatient surgeries?

While looking at salaries of physicians at the hospital, you find a range from a low of $125,000 to a high of $380,000. How many classes would you have if you broke them into class widths of $15,000?

A physical therapy center on the east side of town sees 24 patients a day. A larger, competing center on the west side of town sees 46 patients a day. What is the simplest ratio of east side patients to west side patients?

Midville Lutheran Hospital treated a total of 64 patients at its Saturday morning clinic. 22 of the patients were female, while 14 were male. What was the ratio of females to males (in the most reduced form)?

Round this decimal to the hundredth place: 0.14289.