quiz 4

This is an inpatient's LOS:4, 5, 3, 1, 2, 5, 5, 6, 1, 2, 18, 3. Which LOS is considered the outlier?

18

This is an inpatient's LOS:4, 5, 3, 1, 2, 5, 5, 6, 1, 2, 18, 3. What is the median LOS?

3.5

This is an inpatient's LOS:4, 5, 3, 1, 2, 5, 5, 6, 1, 2, 18, 3. What is the mode LOS?

5

There were 16 babies born at Community Hospital during the first week of July. The following represents the weight (in pounds) of each of the babies: 4.6, 5.8, 5.3, 5.5, 6.0, 8.3, 6.7, 7.7, 9.4, 6.3, 7.2, 8.0, 6.8, 5.9, 10.0, and 5.7. Which weight is found in the 75th percentile?

7.7 pounds

Community Physician's Clinic have received several complaints that patients have to wait an inordinate amount of time to see specialists in the clinic. The administrator asks the HIM manager to construct a graph that will show how long patients had to wait to see the gastroenterologist, endocrinologist, and dermatologist. She wanted the graph to include the number of patients who waited more than four weeks, three to four weeks, one to two weeks, less than one week, and the number who were able to have an appointment on the day they called for all three specialties. Which would be the best graph to show this information?

Bar graph

A type of research that tries to discover a relationship between variables and may use questionnaires, observations, and secondary date as its collection methods is called what?

Correlation research

Which of the following represents data divided into 10 equal parts?

Decile

Which of the following statistics are used to explain data in ways that are manageable and easily understood?

Descriptive statistics

It is not necessary to validate statistical reports in a healthcare setting if they are computer generated. Computers don't make calculation mistakes.

False

Which of the following is a type of diagram that is used to display frequency distributions for continuous numerical data (interval or ratio data)? Group of answer choices

Histogram

A statement of the predicted relationship among variables in measurable terms is called what?

Hypothesis

Which of the following graphs would be best for the cancer registrar to use to display the ten-year survival rates of breast cancer patients at your hospital?

Line graph

Which of the following is a type of graph that is used to illustrate the relationship between continuous measurements / data over time?

Line graph

Which is a type of graph that that displays components of a whole?

Pie chart

Which type of research is subjective and process-oriented?

Qualitative research

Which of the following terms means data organized in magnitude that is divided into 4 equal parts?

Quartile

Which diagram is used used to graphically show the relationship between two numerical variables?

Scatter diagram